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Science Needs and New Technology for Increasing Soil Carbon Sequestration
F. B. Metting and R. Cesar Izaurralde
Abstract Fossil fuel use and land use change that began over 200 years ago are driving the rapid increase in atmospheric content of CO2 and other greenhouse gases that may be impacting climatic change (Hought... | <urn:uuid:f2fec39c-079f-4ead-9427-1a1aa75de057> | 3.171875 | 323 | Academic Writing | Science & Tech. | 25.4576 | 3,700 |
Tangent Circles Theorem: Common Tangents & Concurrent Point.
School, SAT Prep, College
The common tangents of three mutually
tangential circles A,
B, and C taken in pairs are concurrent in the point P. P is the
incenter of triangle ABC (center of the incircle).
Dynamic Geometry: You can alter the figure above
dynamical... | <urn:uuid:b67ff227-781a-4b72-aeca-d67ae8b22b3a> | 3.390625 | 250 | Tutorial | Science & Tech. | 53.173636 | 3,701 |
How much energy does our global population of nearly 7 billion use every year? According to the US Energy Information Administration (EIA), total primary energy consumption came to 493 quadrillion — that’s 493,000,000,000,000,000 — BTUs in 2008, the most recent year for which figures are available. (One BTU, or British... | <urn:uuid:2c615582-3d77-46d4-b03d-6b5bbb8a6d75> | 3.25 | 332 | Knowledge Article | Science & Tech. | 50.861732 | 3,702 |
Kew's science and conservation around the world
Kew's science and conservation work is making a huge difference in the UK and around the world. Plants provide the air we breathe, clean water and we all rely on plants for food. Explore our global map and discover more about Kew's work through our amazing stories.
Explor... | <urn:uuid:e46fe214-127e-4be2-9995-17eeb60f14ee> | 3.046875 | 574 | About (Org.) | Science & Tech. | 48.082856 | 3,703 |
Experts from the National Oceanic and Atmospheric Administration's Climate Prediction Center and the National Drought Mitigation Center at the University of Nebraska-Lincoln released their latest predictions Thursday.
Currently, 56 percent of the continental U.S. is covered by some form of drought. That's an improvemen... | <urn:uuid:8737eca7-bdb0-451d-9d9f-008918681513> | 3.046875 | 360 | News Article | Science & Tech. | 48.824647 | 3,704 |
How the Rhinoceros Beetle Got Its Horns
A rhinoceros beetle shows off its antler-like horn.
CREDIT: Douglas Emlen
Sporting a horn on your head two-thirds the length of your body might seem like a drag. For the rhinoceros beetle, though, massive head-weapons are no big deal.
Turns out, pitchfork-shaped protrusions on th... | <urn:uuid:01f54095-336b-4d41-8e02-48ec4bfe69a7> | 3.5625 | 745 | News Article | Science & Tech. | 57.390963 | 3,705 |
Posted by tourdemars to Scout Missions at January 10, 2002 12:00 PM
Robots that melt their way through ice may one day explore below frozen surfaces of other worlds, based on a pioneering version that successfully bored into an Arctic glacier in an adventurous field test. NASA teamed with the Norwegian Polar Institute ... | <urn:uuid:f5faf650-0082-49b2-ad0b-3433f97a6208> | 3.5625 | 242 | News (Org.) | Science & Tech. | 40.929875 | 3,706 |
A slurry of rocks and mud sounded like a freight train when it ripped through a popular Mount Rainier hiking destination in 2001 and scared some television viewers who believed their homes were in the path.
As it turned out, the debris flow at Comet Falls proved less dangerous than initially believed, but it gave scien... | <urn:uuid:10cd7f70-6614-4856-99cf-620d525967fb> | 3.515625 | 959 | Truncated | Science & Tech. | 54.351531 | 3,707 |
VIS(3) BSD Programmer's Manual VIS(3)
vis, strvis, strnvis, strvisx, svis, strsvis, strnsvis, strsvisx - visu- ally encode characters
#include <stdlib.h> #include <vis.h> char * vis(char *dst, int c, int flag, int nextc); int strvis(char *dst, const char *src, int flag); int strnvis(char *dst, const char *src, size_t s... | <urn:uuid:424498e3-cd36-40de-ba8d-4e8c8d0b6b09> | 2.734375 | 1,857 | Documentation | Software Dev. | 68.797058 | 3,708 |
GREENSBURG, Kan. — A rare 1,400-pound (635-kilogram) meteorite was discovered seven feet (2 meters) underground by a collector in an area long known for producing prized space rocks.
Using a metal detector mounted on a three-wheel vehicle, Steve Arnold of Kingston, Ark., found the huge meteorite two weeks ago in Kiowa ... | <urn:uuid:a3546587-6937-456f-b3d5-3fdd460ed7b6> | 3 | 486 | News Article | Science & Tech. | 48.709909 | 3,709 |
Bioremediation or eugenic science ?
- I often see this word at a numerous places but rarely a sound explanation to the inherent motivation of adopting bioremediation for synthetic biology, a subset of genetic engineering using live organisms as the media for creating new and artificial life forms.
- Back in World-War 2... | <urn:uuid:4b834acc-c6c0-438b-a6da-9c3f1be8d421> | 2.5625 | 485 | Comment Section | Science & Tech. | 29.217985 | 3,710 |
Gravitational waves were predicted by Einstein's general theory of relativity, published in 1916. However, although astronomers have indirect evidence of their existence, none have yet been detected directly.
UK scientists are at the forefront of the search for these elusive ripples in spacetime, with involvement in tw... | <urn:uuid:7ab3fe58-938f-4bce-a459-dd45a56338f2> | 3.765625 | 1,177 | News (Org.) | Science & Tech. | 32.869527 | 3,711 |
Stars produce energy through nuclear fusion, producing heavier elements from lighter ones. The heat generated from these reactions prevents gravitational collapse of the star. Over time, the star builds up a central core which consists of elements which the temperature at the center of the star is not sufficient to fus... | <urn:uuid:aa7ddb99-6237-45ea-a1cc-eb7a2929f1bb> | 3.625 | 1,997 | Knowledge Article | Science & Tech. | 39.287737 | 3,712 |
Where dateObject is the object of date which is required to call setYear() method and the value passed to the setYear() method can be any two digit or four digit number. If yearValue is a two digit number ( i.e 45) then this method will automatically assume this value as 1945.
Description with example:
To describe the ... | <urn:uuid:eee3ffe6-e01b-4677-af05-1baf15bf0d3c> | 3.65625 | 344 | Documentation | Software Dev. | 59.670221 | 3,713 |
JavaServer Pages (JSP) technology is the Java platform technology for delivering dynamic content to web clients in a portable, secure and well-defined way. The JavaServer Pages specification extends the Java Servlet API to provide web application developers with a robust framework for creating dynamic web content on th... | <urn:uuid:3abb9c3b-945e-43f0-be97-7bd14e9de3ed> | 2.96875 | 4,199 | Tutorial | Software Dev. | 40.325234 | 3,714 |
Nov. 20, 1997 Natural causes, not just human-induced forces, played a significant role in an unprecedented warming trend in the Arctic in the last 150 years, according to a study published in the November 14 issue of Science.
The study found that the Arctic experienced its highest temperatures in 400 years between the ... | <urn:uuid:8d88c504-d603-4b67-ae82-e73a6e911baa> | 3.890625 | 568 | Truncated | Science & Tech. | 16.200937 | 3,715 |
Jan. 19, 2007 Researchers at the University of Rochester have made an optics breakthrough that allows them to encode an entire image's worth of data into a photon, slow the image down for storage, and then retrieve the image intact.
While the initial test image consists of only a few hundred pixels, a tremendous amount... | <urn:uuid:eadb782c-6174-4c8d-a040-0166aa9214c6> | 3.421875 | 856 | News Article | Science & Tech. | 41.9675 | 3,716 |
The U.S. Fish & Wildlife Service formally proposed the Jollyville Plateau salamander, Austin blind salamander, Georgetown salamander, and Salado salamander as endangered species. The proposed listing opens a 60-day comment period and triggers a 12 month deadline for making a final listing decision. The Endangered Speci... | <urn:uuid:aa2f02fe-ea5d-4497-a5a1-3f82b94411ae> | 3.0625 | 362 | News (Org.) | Science & Tech. | 29.928534 | 3,717 |
- Jarred Figlar-Barnes
- Elma, WA
- United States
Pykrete a glacier???
If you have ever seen the show Mythbusters, you would know of a material called Pykrete. It is 10-15% sawdust mixed 85-90% water. When frozen this material takes a far longer time to melt than regular ice, it is also much tougher than ice too. What ... | <urn:uuid:61cb12b5-53ff-47cb-af91-c82e18844f38> | 3.015625 | 355 | Audio Transcript | Science & Tech. | 63.331735 | 3,718 |
An assessment of impacts on Arctic terrestrial ecosystems has emphasized geographical variability in responses of species and ecosystems to environmental change. This variability is usually associated with north-south gradients in climate, biodiversity, vegetation zones, and ecosystem structure and function. It is clea... | <urn:uuid:6b817c4f-7d00-4baf-8586-1ecbd5ce3347> | 3.03125 | 1,054 | Content Listing | Science & Tech. | 13.961016 | 3,719 |
We feel more rapport with animals every day?we now know that mice construct road signs so they can find their way around and birds can be duped by "advertising."
Pavel Stopka and David Macdonald wondered how wood mice find their way through fields. They discovered the mice move objects around to mark sites that contain... | <urn:uuid:69943ea0-28bd-444d-8e3d-11e9574e6a21> | 3.390625 | 371 | News Article | Science & Tech. | 65.616061 | 3,720 |
Demythologizing Arctotherium, the Biggest Bear Ever
Quite a few years back, so long ago that I can’t really remember much more than the fact that I once visited it, my parents took me to Space Farms Zoo and Museum. Tucked away in northern New Jersey, the roadside attraction is not so much a zoo or a museum as a throwba... | <urn:uuid:34a32198-7186-45a9-968b-a9f2880ee2d0> | 2.6875 | 2,216 | Nonfiction Writing | Science & Tech. | 46.0517 | 3,721 |
FAQs Land Use & Agriculture
While they are growing plants take carbon dioxide out of the air, release the oxygen and store the carbon. When they die and rot or burn the carbon is released back into the air.
It is possible to increase the amount of carbon locked up at any one time by increasing the amount of living biom... | <urn:uuid:6f5b2c23-6de2-43b6-92d5-af8ef19230d2> | 4.125 | 389 | FAQ | Science & Tech. | 39.334622 | 3,722 |
10.20.11 - Using data from the Herschel Space Observatory, astronomers have detected for the first time cold water vapor enveloping a dusty disk around a young star.
10.05.11 - Astronomers have found a new cosmic source for the same kind of water that appeared on Earth billions of years ago and created the oceans.
09.2... | <urn:uuid:2266d33c-1d1d-4a99-88f8-5c5ac2126f33> | 3.65625 | 647 | Content Listing | Science & Tech. | 66.443098 | 3,723 |
for Veo Systems Inc.
Copyright © 1999 W3C (MIT, INRIA, Keio), All Rights Reserved. W3C liability, trademark, document use and software licensing rules apply.
This is a W3C Note published on 15 February 1999 as a deliverable of the XML Schema Working Group, which is part of the W3C XML Activity. It lists a base set of a... | <urn:uuid:44f1fdd8-a169-4737-933a-3e7213009fdc> | 2.734375 | 1,339 | Documentation | Software Dev. | 30.264421 | 3,724 |
Why are insects so energy-efficient while flying? Is it because of their light weight and aerodynamics or due to very efficient biochemical transformations (food->energy)?
Insect flight muscle is capable of achieving the highest metabolic rate of all animal tissues, and this tissue may be considered an exquisite exampl... | <urn:uuid:692aa10a-0db3-4e1a-ad67-f98085b7b8bf> | 3.40625 | 339 | Q&A Forum | Science & Tech. | 51.48278 | 3,725 |
It's traditional to think of the real numbers as divided up into three types of number: the rational numbers, the algebraic numbers, and the leftovers known collectively as the transcendental numbers. If you're not familiar with those terms I'll be explaining them below. We can represent this as follows:
I'm using unic... | <urn:uuid:79ed062a-09ad-4c02-b6ab-eae85b186794> | 3.875 | 2,945 | Personal Blog | Science & Tech. | 54.323311 | 3,726 |
Last week’s official dedication of the National Ignition Facility, the massive experiment in nuclear fusion, has set some physicists to plotting ways in which nuclear fusion could be put to work in a new generation of nuclear power plants. Although doubters say that NIF may not even be able to produce a controlled fusi... | <urn:uuid:331cb3b5-eaae-4b5e-8b4f-2cf69d285c92> | 2.71875 | 1,430 | News Article | Science & Tech. | 29.005328 | 3,727 |
Nitrogen emissions from car exhaust and industrial sources might be increasing forest fires across the California desert by fueling the spread of invasive grasses, according to a new report by the Ecological Society of America. Agricultural nitrogen is also causing groundwater contamination in the state, the report con... | <urn:uuid:f5db6703-75d2-4802-9684-e87629ee342b> | 3.0625 | 678 | News Article | Science & Tech. | 37.005642 | 3,728 |
On Tuesday, January 15, 2013 at 1:30 p.m., the Black River Remedial Action Plan (RAP) Coordinating Committee is pleased to have Doug Inkley, senior wildlife biologist with the National Wildlife Federation (NWF) Headquarters in Reston, Virginia, present on "climate-smart" conservation and restoration. The presentation w... | <urn:uuid:4820124f-4c2b-49b4-ac9f-14737c518a1a> | 2.53125 | 238 | News (Org.) | Science & Tech. | 36.04 | 3,729 |
The Wright Brother’s first achieved powered flight in 1903. They only got a few feet off the ground, so of course did not leave a contrail. However it was barely more than a decade before planes inched into colder air, and the first reports began.
The earliest known account of a contrail is a passing mention attributed... | <urn:uuid:42dacd9f-03c6-40b8-8377-c27f6c1fe2ad> | 3.59375 | 1,333 | Personal Blog | Science & Tech. | 58.748776 | 3,730 |
Dozens were hospitalized and nearly 1,000 residents suffered minor injuries from fallen debris and the impact of the meteor's powerful landing. NBC's Tom Costello reports.
What exactly fell on Russia's Chelyabinsk region on Friday? Was it an asteroid, meteor, meteoroid, meteorite or fireball? You could make a case for ... | <urn:uuid:848e4cbe-389c-489f-b762-53d437b4147f> | 3.375 | 1,318 | News Article | Science & Tech. | 48.428748 | 3,731 |
A team of biomedical engineers and materials scientists at Northwestern University have invented a glue that behaves like the adhesive on a Post-it note, with the advantage that it also works on wet surfaces. Once out of the lab, it may drive the creation of a host of medical, military, industrial, and consumer product... | <urn:uuid:e6ae649b-9c2f-4392-9f24-60aabaa1525d> | 3.875 | 359 | News Article | Science & Tech. | 43.672726 | 3,732 |
See Also: Nullable<T> Members
- Documentation for this section has not yet been entered.
The Nullable<T> value type represents a value of a given type T or an indication that the instance contains no value. Such a nullable type is useful in a variety of situations, such as in denoting nullable columns in a database tab... | <urn:uuid:631a0428-156a-467c-9f02-5b9c676374e4> | 3.359375 | 338 | Documentation | Software Dev. | 49.043373 | 3,733 |
Greenhouse gases in the atmosphere play a critical role in shaping the global climate, and human activities have significantly modified the concentrations of many of these gases. A key area of scientific research in understanding the effects of human activities on global climate is the identification and quantification... | <urn:uuid:7465680b-3c5b-43e2-a947-b8fdf029b567> | 3.890625 | 1,240 | Knowledge Article | Science & Tech. | 21.924955 | 3,734 |
The vantage point from orbit on the International Space Station (ISS) frequently affords astronauts with the opportunity to observe processes that are impossible to see on the ground. The winter season blankets the Kamchatka Peninsula of Russia in snow, but significant amounts of sea ice can also form and collect along... | <urn:uuid:8cce4b2f-f23d-4ba0-bb72-5b4a661c780b> | 3.765625 | 527 | Knowledge Article | Science & Tech. | 33.821079 | 3,735 |
What is SCIM?
Smart Common Input Method platform, in short SCIM, is a development platform to make Input Method developer life easier. It honors a very clear architecture and provides a pretty simple and powerful programming interface.
There are many Input Method programs and platforms living in the world, such as XIM,... | <urn:uuid:6a596513-021e-4af4-ae74-dffd91046f7a> | 2.578125 | 487 | Knowledge Article | Software Dev. | 38.728468 | 3,736 |
Materials scientists develop and test new materials that do certain jobs better than existing materials, or are easier or cheaper to make. Scientists use their knowledge of how molecules form to combine atoms in new ways. They also apply heat and pressure to existing materials to create materials with new properties. T... | <urn:uuid:79d16249-20dd-410c-92d3-76d35c4313eb> | 4.0625 | 743 | Knowledge Article | Science & Tech. | 47.831044 | 3,737 |
Apache Tomcat Development
The following rules cover about 95% of the decisions that application
developers and deployers must make about where to place class and resource
files to make them available to web applications:
- For classes and resources specific to a particular web application,
place unpacked classes and re... | <urn:uuid:5c6b838a-aa80-4cd4-8c88-7c209039fee8> | 2.796875 | 2,370 | Documentation | Software Dev. | 44.231374 | 3,738 |
Thread is one of important Class in Java and multi-threading is most widely used feature,but there is no clear way to stop Thread in Java. Earlier there was a stop method exists in Thread Class but Java deprecated that method citing some safety reason. By default a Thread stops when execution of run() method finish eit... | <urn:uuid:1e0f9f40-7f9e-4644-91c3-76e227d01034> | 3.109375 | 297 | Tutorial | Software Dev. | 40.448934 | 3,739 |
1. Create a map and add a shapefile to it from a location which contains spaces in the path - the layer will render correctly.
2. Leave the map open and close uDig.
3. Restart uDig - the map loads up but the shapefile layer does not render.
Here's the error log...
!ENTRY net.refractions.udig.project 1 0 2009-05-19 17:0... | <urn:uuid:df965cf5-a4ed-46c5-a7d3-0a5a8885bf77> | 2.8125 | 186 | Comment Section | Software Dev. | 83.580718 | 3,740 |
The code did a cmpxchg which simply looks at the contents of the address, and if it matches to what it thinks it does, then it writes the new data. Otherwise, it does not write the new data (I did recently learn that cmpxchg will always write something: either the same data it read, on failure, or the new data if the r... | <urn:uuid:44965556-38e8-4fd2-86e8-c84335dc3a18> | 2.546875 | 438 | Documentation | Software Dev. | 67.60569 | 3,741 |
The ice is real ice, but the satellites are being fooled. Actually, not even that. The satellites are correctly reporting what they're seeing, but the humans have been making an assumption that no longer holds true due to change in the Arctic. A friend pointed to an interview (audio only) of David Barber, on Quirks and... | <urn:uuid:74eff411-ade0-4842-bc49-4f65d3c7e6bc> | 2.921875 | 952 | Personal Blog | Science & Tech. | 60.265607 | 3,742 |
Astronomers have dappled the first known spiral galaxy, dating to just three billion years after the Big Bang. They first speckled BX442 as the one and only spiral-looking object in a study of 300 galaxies carried out by the Hubble space telescope, when they were shocked to see what looked to be a spiral galaxy. Those ... | <urn:uuid:c6bcfead-51e3-42af-be06-f8c87de23db8> | 3.859375 | 185 | News Article | Science & Tech. | 43.15847 | 3,743 |
Ice Age megafauna have long been known to be associated with global cooling during the Pleistocene, and their adaptations to cold environments, such as large body size, long hair, and snow-sweeping structures, are best exemplified by the woolly mammoths and woolly rhinos. These traits were assumed to have evolved as a ... | <urn:uuid:b009a211-4af0-44a6-91f6-f9b664d05c5e> | 3.78125 | 1,158 | News (Org.) | Science & Tech. | 38.142234 | 3,744 |
Cloud cover fraction
As additional service to interpret the SO2 vertical column densities,
the web pages that show images of the SO2 data also show an image
of the cloud cover fraction for the same region, taken from the same
instrument. Note that currently there is no cloud screening performed
on the data: all SO2 sla... | <urn:uuid:c56978a7-22a8-4f7f-b8b8-0728e8b774a8> | 2.90625 | 681 | Knowledge Article | Science & Tech. | 39.015134 | 3,745 |
projects > interrelation of everglades hydrology and florida bay dynamics to ecosystem processes and restoration in south florida > abstract
Sheet Flow in Vegetated Wetlands of the Everglades
Three stations were established in 1999 and 2000 to monitor flows and related hydrologic conditions in differing vegetative comm... | <urn:uuid:1eeb0973-da8f-4d9b-b20d-17bc45ec0e36> | 3.25 | 1,180 | Academic Writing | Science & Tech. | 39.592663 | 3,746 |
- Biomedical Optics & Medical Imaging
- Defense & Security
- Electronic Imaging & Signal Processing
- Illumination & Displays
- Lasers & Sources
- Micro/Nano Lithography
- Optical Design & Engineering
- Optoelectronics & Communications
- Remote Sensing
- Sensing & Measurement
- Solar & Alternative Energy
- Sign up for ... | <urn:uuid:080cdf0f-fbc9-4f32-9f7a-775df43a032d> | 3 | 1,474 | Academic Writing | Science & Tech. | 33.91416 | 3,747 |
Limits of Functions
Okay, we know what it is for a net to have a limit, and then we used that to define continuity in terms of nets. Continuity just says that the function’s value is exactly what it takes to preserve convergence of nets.
But what if we have a bunch of nets and no function value? Like, if there’s a hole... | <urn:uuid:41e54e71-fe9c-4b4c-8850-370c6c378249> | 3.09375 | 649 | Personal Blog | Science & Tech. | 61.546765 | 3,748 |
SQLite is a in-process software library that implements a self-contained, serverless, zero-configuration, transactional SQL database engine. The code for SQLite is in the public domain and is thus free to use for any purpose, commercial or private.
SQLite is an embedded SQL database engine. Unlike most other SQL databa... | <urn:uuid:395e8b98-274f-48e2-81b7-ffaaf870775e> | 3.1875 | 292 | Knowledge Article | Software Dev. | 32.022538 | 3,749 |
Making Starbirth Easier
Outcome: A new model of star formation which uses the advances in understanding of magnetic reconnection has been tested with numerical simulations.
Transformative: The traditional paradigm of star formation based on ambipolar diffusion process faces severe problems explaining observational data... | <urn:uuid:e1054652-5e73-429a-9e67-0038e4db2dfd> | 3.28125 | 368 | Academic Writing | Science & Tech. | 20.798506 | 3,750 |
Translated in Russian
||The first ever image of a planet outside
our Solar System: the European Southern
Observatory's VLT (Very Large Telescope) captured
this image of a Brown Dwarf star (center)
and it planetary companion.
The Paranal Observatory's 8.2 meter VLT
(click for press photos and information) created this
i... | <urn:uuid:bef0611b-717e-471d-b422-7bfbc4a04f14> | 3.359375 | 408 | Content Listing | Science & Tech. | 33.507215 | 3,751 |
Genetic engineering of agricultural animals could be one of the most interesting and promising fields of biotechnology.
Pigs can be genetically engineered to produce human compatible donor tissues, cells and organs. Cattle can be bred to be “prion-free” and resistant to mad cow disease. And, spider silk generated in th... | <urn:uuid:a92191e4-8968-4862-a205-9a65a10ace6a> | 3.015625 | 776 | Knowledge Article | Science & Tech. | 25.552794 | 3,752 |
What are constellations?
What is the Zodiac?
What is the North Star?
What are the Pleiades?
Is there really a star called “Beetlejuice?”
What is Beta Pictoris?
Why do stars twinkle?
Why do stars come out only at night?
What is astronomy?
How do I find the North Star when I look at the night sky?
Who is Orion?
How can y... | <urn:uuid:957e14cf-0268-4c1a-b780-b0502ed21e94> | 2.65625 | 178 | Q&A Forum | Science & Tech. | 77.255216 | 3,753 |
Simply begin typing or use the editing tools above to add to this article.
Once you are finished and click submit, your modifications will be sent to our editors for review.
...a linear fashion—that is, the bonds from the carbon atom to the two substituent atoms are situated at an angle that is less than 180°—in both t... | <urn:uuid:dfdcc930-7371-4714-8bf4-267f0735d05b> | 3.703125 | 466 | Truncated | Science & Tech. | 59.191864 | 3,754 |
THE CHANDRA X-RAY OBSERVATORY CENTER
The Chandra X-Ray Observatory, launched on July 23, 1999, has taken its place with the Hubble Space Telescope and Compton Gamma Ray Observatory in NASA's fleet of Great Observatories. As the world's premier X-ray observatory, Chandra gives astronomers a powerful new tool to investig... | <urn:uuid:0fc9af9d-2b75-416a-b2b4-c2f0dfc9d508> | 2.984375 | 573 | About (Org.) | Science & Tech. | 29.295115 | 3,755 |
"24.22 Researchers are proposing the development of a ‘‘nano- channel reactor’’ for steam reforming of methane (CH4) to fuel- cell hydrogen gas to power microscale devices. Gas phase diffusion in nanochannel A = CH4, B= H2O A+B 20 mol% CH 4 -----------------------------> Nanochannel ( NA/NB) = 0.25 300 degrees C, 0.5 a... | <urn:uuid:85e520f7-c2bc-4b48-8103-7f417e688ce9> | 2.828125 | 287 | Q&A Forum | Science & Tech. | 75.254056 | 3,756 |
CCU scientists travel on Atlantis to study oil in oceanby Mona Prufer
While most of us were carving our Thanksgiving birds, Coastal Carolina University's marine scientists Rich Viso and Rick Peterson were aboard the research vessel Atlantis in the Gulf of Mexico, trying to determine the extent of the 2010 BP oil spill ... | <urn:uuid:06980a05-419c-4a29-a87b-025a5860d988> | 2.65625 | 1,101 | News (Org.) | Science & Tech. | 44.36953 | 3,757 |
Today’s release of the Millennium Ecosystem Assessment
(MEA), a five-year research effort by 1,360 of the world’s leading scientists, gives compelling evidence of our dependence on healthy and diverse ecosystems for clean water, food, a stable climate, and much more. The MEA is the largest mobilization ever to assess t... | <urn:uuid:72816803-1205-4b79-bd65-19cb49357f2d> | 3.609375 | 656 | News (Org.) | Science & Tech. | 21.764945 | 3,758 |
Comparing algorithms of dissimilar performance order, such as O(nlogn) for STL sort and O(kn) for Radix-Sort, should provide insight about when one algorithm is expected to be better than another. The comparison is easier to see if the orders are put in a similar form, such as O(log2(n)*n) and O(k*n). Both formulas hav... | <urn:uuid:b424f421-cb96-470d-9aed-cb536f314523> | 3.5 | 1,606 | Knowledge Article | Software Dev. | 58.502918 | 3,759 |
Earth System Science Partnership (ESSP)
The ESSP is a partnership for the integrated study of the Earth System, the ways that it is changing, and the implications for global and regional sustainability.
The urgency of the challenge is great: In the present era, global environmental changes are both accelerating and mov... | <urn:uuid:120b0d29-fee9-445b-a798-b67b2cbeb131> | 2.984375 | 2,191 | Content Listing | Science & Tech. | 21.823289 | 3,760 |
Astronomers, using the European Space Agency's (ESA) Herschel Space Observatory, have shown that the number of stars that form during the early lives of galaxies may be influenced by the massive black holes at their hearts. This helps explain the link between the size of the central bulges of galaxies and the mass of t... | <urn:uuid:7aff927a-971d-4dce-b318-c88043ab02af> | 4.1875 | 2,352 | News (Org.) | Science & Tech. | 44.300872 | 3,761 |
Professor Frances Wall. Photo by Simon Burt.
Exeter academic explains chemical ‘risk list’
A University of Exeter academic has spoken about the many chemical elements we rely on that are at risk.
Professor Frances Wall, Head of the University’s Camborne School of Mines, joined a panel of experts at the British Science ... | <urn:uuid:10c5a5ce-bba2-44c5-8e07-2541c3b9e138> | 2.78125 | 767 | News (Org.) | Science & Tech. | 30.754515 | 3,762 |
ANSI Common Lisp 3 Evaluation and Compilation 3.2 Compilation
3.2.3 File CompilationThe function compile-file performs compilation of forms in a file following the rules specified in Section 3.2.2 Compilation Semantics, and produces an output file that can be loaded by using load.
Normally, the top level forms appearin... | <urn:uuid:d048b1d4-29e0-4e20-88df-1ac5106ce4e2> | 2.90625 | 399 | Documentation | Software Dev. | 39.51136 | 3,763 |
Earth & Environment - Posted by Max McClure-Stanford on Thursday, July 12, 2012 15:45 - 0 Comments
Fire hunting shields Australian mammals
STANFORD (US) — When species start disappearing, it usually makes sense to blame it on the arrival of humans. But in the case of Western Australia’s declining small mammal populatio... | <urn:uuid:922ece25-3f15-4cfb-9f71-15f06b819103> | 3.4375 | 1,201 | News Article | Science & Tech. | 34.914719 | 3,764 |
• Researchers think the byproduct of autos, aircraft and wood burning may be helping the ice cap absorb more heat.
WASHINGTON — An international research team is in the land of snow and ice, in search of soot.
Though the Arctic is often pictured as a vast white wasteland, scientists believe a thin layer of soot — mostl... | <urn:uuid:469b23ab-72b4-4985-99f2-1774aecfc986> | 3.8125 | 1,230 | News Article | Science & Tech. | 51.240504 | 3,765 |
Nature provides a free lunch, but only if we control our appetites. ~William Ruckelshaus Business Week, 18 June 1990
People's choices impact ecosystems. Development is an obvious example of an impact. But there are many others.
Here are a few actions of people that impact wetlands: Runoff of lawn fertilizers & pesticid... | <urn:uuid:1a3dd8ad-32cf-42d5-9155-629f33e812dc> | 3.515625 | 1,044 | Tutorial | Science & Tech. | 34.258958 | 3,766 |
Rebecca Patton, Chief Conservation Strategies Officer with The Nature Conservancy
The Coral Triangle Initiative started with a personal call for action on an urgent threat. The precious marine resources of the Coral Triangle region are being destroyed by climate change, overfishing, illegal fishing, unsustainable coast... | <urn:uuid:ca589d07-7223-435e-973f-ec6d4038cc3a> | 2.828125 | 587 | News (Org.) | Science & Tech. | 16.179649 | 3,767 |
Biofuels, once seen as a useful way of combating climate change, could actually increase greenhouse gas emissions, say two major new studies.
And it may take tens or hundreds of years to pay back the "carbon debt" accrued by growing biofuels in the first place, say researchers. The calculations join a growing list of s... | <urn:uuid:c1d84cb1-78e9-43b6-ae79-63835411bb6c> | 3.65625 | 2,117 | Comment Section | Science & Tech. | 54.254025 | 3,768 |
What if the Nazis had won; Newton had abandoned science; electric motors had pre-dated steam engines; Darwin had not sailed on the Beagle; Charles II had no interest in science and a young Einstein had been ignored?
EIGHTEENTH-CENTURY scientists thought of electricity and magnetism as substances, "imponderable fluids" ... | <urn:uuid:2d68a663-8e0e-4325-b8b0-edab7d236c75> | 3.328125 | 220 | Truncated | Science & Tech. | 42.276039 | 3,769 |
Reviewed by CBC Reviewer
After reading this NSTA/CBC Outstanding Science Trade Book for 2011, it will be impossible to smell the roses without first counting their petals! The photos, text, and graphic design all make this big and beautiful book on Fibonacci numbers in nature ideal to share with students of all ages.
U... | <urn:uuid:e9f7a134-846d-4495-b564-738273d8c397> | 2.734375 | 200 | User Review | Science & Tech. | 40.664343 | 3,770 |
Interesting Refraction Phenomena
Most of our discussion of refraction in this unit has pertained to the refraction of light at a distinct boundary. As light is transmitted across the boundary from one material to another, there is a change in speed, which causes a change in direction of the light wave. The boundaries t... | <urn:uuid:d43fd0ef-2206-48ff-9a14-8daae4f75a21> | 3.421875 | 1,291 | Academic Writing | Science & Tech. | 55.710387 | 3,771 |
When the Mars Rover Curiosity left Earth, it was carrying a cruise stage, whose parts included a sun sensor and star scanner, propellant tanks, and a couple antennae. The craft released the cruise stage, along with two 165-pound blocks of tungsten ballast, to gain some aerodynamic lift right before it hit Mars' atmosph... | <urn:uuid:566ba68b-83ea-4cb7-be2c-30f45786d0af> | 3.640625 | 257 | News Article | Science & Tech. | 38.754484 | 3,772 |
Researchers first imagined the buckyball in 1970 and created it in the lab in 1985. But despite its relatively recent discovery here on Earth, this conglomeration of carbon is common in space. In 2010, researchers announced they detected buckyballs 6500 light-years away. Jan Cami, an astronomer at the University of Wes... | <urn:uuid:6732fc3b-295f-42d7-9b98-ac581829c118> | 3.9375 | 286 | Knowledge Article | Science & Tech. | 37.531415 | 3,773 |
This section describes, how to move a column in JTable component. Moving is a very simple method that moves the data from one position to the other. If you want to move a column from one position to another specified position in JTable via using the moveColumn() method, you need the index of column that will count from... | <urn:uuid:9c65bf48-0c5c-443c-ad9f-ab5974a7abc2> | 3.375 | 280 | Tutorial | Software Dev. | 51.473951 | 3,774 |
Memórias do Instituto Oswaldo Cruz
versão impressa ISSN 0074-0276
BARBOSA, Rodrigo Rocha et al. Temporal distribution of ten calyptrate dipteran species of medicolegal importance in Rio de Janeiro, Brazil. Mem. Inst. Oswaldo Cruz [online]. 2010, vol.105, n.2, pp. 191-198. ISSN 0074-0276. http://dx.doi.org/10.1590/S0074... | <urn:uuid:180918fb-8b2c-40fd-8724-6fd5d182e211> | 2.671875 | 392 | Academic Writing | Science & Tech. | 31.29464 | 3,775 |
Apr. 22, 2008 A new computer simulation has revealed a self-healing behavior in a common ceramic that may lead to development of radiation-resistant materials for nuclear power plants and waste storage.
Researchers at the Department of Energy's Pacific Northwest National Laboratory found that the restless movement of o... | <urn:uuid:157b2664-b046-4c71-8e78-286d131a2836> | 3.625 | 764 | News Article | Science & Tech. | 29.249143 | 3,776 |
Jan. 23, 2009 A team of physicists and engineers has demonstrated an optical device that filters two particles of light (or photons) based on the correlations between their polarisation that are only allowed in the seemingly bizarre quantum world. This so called "entanglement filter" passes the pair of photons only if ... | <urn:uuid:4a93d049-8e9e-46fb-9bb4-2b047ecfd657> | 3.390625 | 815 | News (Org.) | Science & Tech. | 19.702147 | 3,777 |
Feb. 4, 2013 The small near-Earth asteroid 2012 DA14 will pass very close to Earth on February 15, so close that it will pass inside the ring of geosynchronous weather and communications satellites. NASA's Near-Earth Object Program Office can accurately predict the asteroid's path with the observations obtained, and it... | <urn:uuid:dd340363-65cd-4690-92db-7c322a5cd4a1> | 3.5 | 795 | News Article | Science & Tech. | 55.364035 | 3,778 |
Stars Can't Spin Out of Control
This artist's animation demonstrates how a dusty planet-forming disk can slow down a whirling young star, essentially saving the star from spinning itself to death. Evidence for this phenomenon comes from NASA's Spitzer Space Telescope.
The movie begins by showing a developing star (red ... | <urn:uuid:4e38dfb0-db83-4de7-9cdc-d8b5528b1c8b> | 3.96875 | 388 | Truncated | Science & Tech. | 60.27639 | 3,779 |
In recent years, a small revolution has occurred in the study of animal foraging patterns. Various new ways have emerged to track and record the movement of animals over relatively long periods and computer scientists have developed models that do a good job of reproducing this behaviour for many living things.
The cur... | <urn:uuid:441569df-6d6d-4aea-9c28-c8b23f7671cc> | 3.203125 | 679 | News Article | Science & Tech. | 38.872643 | 3,780 |
What you Need
Superconductors are very bizarre materials at room temperature they behave like a normal metal or ceramic, electrically or in any other way, when they are cooled below their critical temperature(Tc) their resistance entirely disappears to zero.
Possibly the most beautiful and accessable result of this is ... | <urn:uuid:2415b5de-35f1-453c-86d4-ebeec9b3b4f9> | 3.8125 | 470 | Knowledge Article | Science & Tech. | 30.7515 | 3,781 |
Image by Dan Zen
Chart for Robin – the Flash / PHP multiuser system. The white boxes are people using an application from their devices – each has their own color avatar. When the Orange one moves, it sends its properties to Robin. Robin then tells the others there is new data. The others ask for the properties. All th... | <urn:uuid:dd10bf60-6af9-43d4-857c-26395ed326a4> | 2.609375 | 727 | Personal Blog | Software Dev. | 56.325892 | 3,782 |
This image of electric blue noctilucent clouds was taken by astronaut Don Pettit while he was aboard the ISS.
Courtesy of Don Pettit and NASA TV
History of Observation of Noctilucent Clouds
Have you ever seen a noctilucent or "night-shining" cloud
? Don't worry if you haven't - they are a fairly recent "discovery" in t... | <urn:uuid:bf2ead52-d6d8-4ba3-9a42-9a7de9002123> | 3.296875 | 694 | Content Listing | Science & Tech. | 62.938541 | 3,783 |
What is SDL_perl?
SDL_Perl is a perl interface to the Simple DirectMedia Library. It is composed of a both a XS wrapper to the SDL libraries and a series of Perl modules that export SDL functionality in an object-oriented fashion.
One of the biggest benefits of using SDL is that it allows portable media applications to... | <urn:uuid:7fc6c549-431a-4a9e-a9be-fd9b25806f5c> | 2.6875 | 1,152 | Documentation | Software Dev. | 51.582973 | 3,784 |
Calendar Event Details
Affiliation: University of Colorado
Event Date: Wednesday, February 6, 2013
Location: Bldg 33, H114
Time: 3:30 PM
Sea Ice and Consequences of an Ice-Diminished Arctic Ocean
The Arctic is currently undergoing rapid environmental changes. Over the past few decades, the Arctic has warmed at about tw... | <urn:uuid:569c41da-7a0f-4a65-b638-4035e7529115> | 3.046875 | 302 | News (Org.) | Science & Tech. | 23.315 | 3,785 |
$12 Sale Happening Now.
The Quantum Internet is Born
“Years from now it may be said that the quantum Internet was born today.” Of course, the quantum internet is just in the baby stages now - but when it matures, it will be able to process ridiculous amounts of data at blaring speed, and never be hacked. The system, de... | <urn:uuid:78ddec35-cc06-4dfa-a375-2b3f9e733efa> | 2.5625 | 882 | Personal Blog | Science & Tech. | 47.80031 | 3,786 |
The largest forest corridor network in Central Europe takes a huge step forward
The environmental organization BUND (Friends of the Earth Germany) is advancing the connectivity of German forests. Within its large-scale project “Safety Net for the European Wildcat” BUND will implement six new migration corridors in orde... | <urn:uuid:96415797-07fc-4f6f-a875-9fab7c6f9a48> | 3.140625 | 837 | News (Org.) | Science & Tech. | 29.451919 | 3,787 |
"It's one of those things that just makes you smile because it shouldn't exist, or rather, you don't expect it to exist," Alister Graham, a professor at Australia's Swinburne University of Technology, said this week in a news release. "It's a little like the precarious Leaning Tower of Pisa, or the discovery of some ex... | <urn:uuid:98d89252-968c-4d6f-860b-1e233444d0d8> | 3.078125 | 850 | News Article | Science & Tech. | 43.63138 | 3,788 |
Date of this Version
Soyprotein–jute fiber composites developed using water without any chemicals as the plasticizer show much better flexural and tensile properties than polypropylene–jute composites. Co-products of soybean processing such as soy oil, soyprotein concentrate and soy protein isolates are inexpensive, ab... | <urn:uuid:3ccd28ba-36d6-4c28-9d25-81ecc5efedb4> | 2.640625 | 261 | Academic Writing | Science & Tech. | -9.1675 | 3,789 |
In physics, length contraction – according to Hendrik Lorentz – is the physical phenomenon of a decrease in length detected by an observer of objects that travel at any non-zero velocity relative to that observer. This contraction (more formally called Lorentz contraction or Lorentz–FitzGerald contraction) is usually o... | <urn:uuid:2fbe42aa-32a3-4846-ad95-4d4d73815482> | 3.703125 | 4,891 | Knowledge Article | Science & Tech. | 44.16458 | 3,790 |
|[Also described as new by Gerstäcker, 1862: 502.].|
|Currently subspecies of Dorylus nigricans: Emery, 1895l PDF: 710; Stitz, 1911b: 375; Santschi, 1935b: 264.|
|Material in copal: DuBois, 1998A: 137.|
Molecular Biology and Genetics
Barcode data: Dorylus molestus
There are 2 barcode sequences available from BOLD and G... | <urn:uuid:fd51c970-13a5-439b-9c3e-a3388adccc43> | 3.140625 | 599 | Knowledge Article | Science & Tech. | 46.557705 | 3,791 |
A complete solution for oil-spill cleanup
Scientists are describing what may be a "complete solution" to cleaning up oil spills -- a superabsorbent material that sops up 40 times its own weight in oil and then can be shipped to an oil refinery and processed to recover the oil. Their article on the material appears in A... | <urn:uuid:7e736dca-743e-4d4c-a84d-34314d892916> | 2.984375 | 620 | News Article | Science & Tech. | 44.139955 | 3,792 |
Tropical Storm Carlotta forms in the East Pacific
Tropical Storm Carlotta has formed in the East Pacific, and is heading northwest toward the west coast of Mexico, where impacts are expected to begin on Friday. Carlotta has maximum sustained winds of 45 mph gusting to 55 mph. A hurricane hunter mission is tentatively s... | <urn:uuid:3a6cffe5-0bc9-4f85-bb6e-160001b4200d> | 2.640625 | 528 | Personal Blog | Science & Tech. | 45.846239 | 3,793 |
Youth and Marine Biodiversity Conservation
Deepak Apte, Bombay Natural History Society, email@example.com
‘We adults easily turn cynical and despondent and are often paralysed into inaction by the enormity of the problems that confront us. But the true champions of the oceans, our children and youths, suffer no such in... | <urn:uuid:7f25ab60-d410-42c2-83f7-839b338fb298> | 2.515625 | 1,391 | Nonfiction Writing | Science & Tech. | 32.471904 | 3,794 |
|Description:||Converts the argument to complex type. This function must not be passed as an actual argument.|
|Class:||Elemental function; Generic|
|Arguments:||X||Must be of type integer, real, or complex.|
|Y (opt)||Must be of type integer or real. It must not be present if X is of type complex.|
|KIND (opt)||Must b... | <urn:uuid:91257090-b3f5-4bda-bd37-7e73189523b3> | 2.578125 | 337 | Documentation | Software Dev. | 72.230909 | 3,795 |
What is a Model in Science?
In this activity, you will be fitting different models to the
spectrum of a supernova remnant. But first you need to know what a
Scale model of the Sun and planets. In this model, the Sun is
10-inch diameter playground ball.
Models can take many different forms depending on what you want to
... | <urn:uuid:fc0a8d83-848c-463e-a851-3dbe6075a83d> | 4.0625 | 866 | Tutorial | Science & Tech. | 64.77249 | 3,796 |
grade levels: 9-12
achievement standards for this lesson
Earthquakes release energy
in two different forms that travel through the earth differently, and which have
different energies associated with them. Earthquake energy is measured by an instrument
known as a seismograph which measures the back-and-forth and side-t... | <urn:uuid:90c8e57d-fe07-4d33-9f78-53ec82230f12> | 4.21875 | 836 | Tutorial | Science & Tech. | 43.044146 | 3,797 |
"Frankenstorm" is the most popular name for the upcoming super-storm due to hit the eastern seaboard with floods tomorrow. As Dot Earth's Andrew Revkin points out, this nickname makes it sound like the storm was created by humans and our climate-changing ways. It's also a reference to the fact that this storm is actual... | <urn:uuid:fc24f168-e287-4cd5-bb37-8cdf6e3f807f> | 2.828125 | 338 | Truncated | Science & Tech. | 54.998049 | 3,798 |
This blog has moved to http://martintrojer.github.com
Most tutorials focus on "what are monads?" I like how this blog post just gives a whirlwind tour of the most important monads and how to use them. Would love to see a version of this that demonstrates the use of clojure.algo.monads to achieve the same effects, possi... | <urn:uuid:a385f930-c95c-493b-883a-c5a24fd47db2> | 2.625 | 466 | Comment Section | Software Dev. | 64.832156 | 3,799 |