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Atmospheric_physics | Atmospheric physics is the application of physics to the study of the atmosphere . Atmospheric physicists attempt to model Earth 's atmosphere and the atmospheres of the other planets using fluid flow equations , chemical models , radiation budget , and energy transfer processes in the atmosphere ( as well as how these... | |
Baffin_Bay | Baffin Bay ( Inuktitut : Saknirutiak Imanga ; Avannaata Imaa Baie de Baffin ) , located between Baffin Island and the southwest coast of Greenland , is a marginal sea of the North Atlantic Ocean . It is connected to the Atlantic via Davis Strait and the Labrador Sea . The narrower Nares Strait connects Baffin Bay with ... | |
Atmospheric_Model_Intercomparison_Project | Atmospheric Model Intercomparison Project ( AMIP ) is a standard experimental protocol for global atmospheric general circulation models ( AGCMs ) . It provides a community-based infrastructure in support of climate model diagnosis , validation , intercomparison , documentation and data access . Virtually the entire in... | |
Atmospheric_model | An atmospheric model is a mathematical model constructed around the full set of primitive dynamical equations which govern atmospheric motions . It can supplement these equations with parameterizations for turbulent diffusion , radiation , moist processes ( clouds and precipitation ) , heat exchange , soil , vegetation... | |
Axiom | An axiom or postulate is a statement that is taken to be true , to serve as a premise or starting point for further reasoning and arguments . The word comes from the Greek axíōma ( -LSB- ) ` that which is thought worthy or fit ' or ` that which commends itself as evident . ' The term has subtle differences in definit... | |
Atmospheric_instability | Atmospheric instability is a condition where the Earth 's atmosphere is generally considered to be unstable and as a result the weather is subjected to a high degree of variability through distance and time . Atmospheric stability is a measure of the atmosphere 's tendency to encourage or deter vertical motion , and ve... | |
Banff_National_Park | Banff National Park -LSB- ˈbæmf -RSB- is Canada 's oldest national park , established in 1885 in the Rocky Mountains . The park , located 110 -- west of Calgary in the province of Alberta , encompasses 6,641 km2 of mountainous terrain , with numerous glaciers and ice fields , dense coniferous forest , and alpine landsc... | |
Autonomous_building | An autonomous building is a building designed to be operated independently from infrastructural support services such as the electric power grid , gas grid , municipal water systems , sewage treatment systems , storm drains , communication services , and in some cases , public roads . Advocates of autonomous building... | |
Bank_of_Canada | The Bank of Canada ( or simply BoC ) ( Banque du Canada ) is Canada 's central bank . The bank was chartered by and under the Bank of Canada Act on July 3 , 1934 , as a privately owned corporation . In 1938 , the bank was legally designated a federal Crown corporation . The Minister of Finance holds the entire share ca... | |
Atmospheric_circulation | Atmospheric circulation is the large-scale movement of air , and together with ocean circulation is the means by which thermal energy is redistributed on the surface of the Earth . The Earth 's atmospheric circulation varies from year to year , but the large scale structure of its circulation remains fairly constant ... | |
Barents_Basin | The Barents Basin or East Barents Basin is a sedimentary basin underlying the eastern half of the Barents Sea . Lying off Russia on the continental shelf between the Kola Peninsula and Novaya Zemlya , it produces oil and gas . The Barents Basin is bordered by land and the Timan-Pechora Basin to the south , the Murman... | |
Attorney_General_of_Virginia's_climate_science_investigation | The Attorney General of Virginia 's climate science investigation was a `` Civil Investigative Demand '' initiated in April 2010 by Virginia Attorney General Ken Cuccinelli for a wide range of records held by the University of Virginia related to five grant applications for research work by a leading climate scientist ... | |
Barack_Obama_citizenship_conspiracy_theories | During Barack Obama 's campaign for president in 2008 , through his presidency , and afterwards , many conspiracy theories were circulated , falsely asserting that he was not a natural-born citizen of the United States and consequently , under Article Two of the U.S. Constitution , that he was ineligible to be Presiden... | |
Atlantic_Ocean | The Atlantic Ocean is the second largest of the world 's oceans with a total area of about 106,460,000 km2 . It covers approximately 20 percent of the Earth 's surface and about 29 percent of its water surface area . It separates the `` Old World '' from the `` New World '' . The Atlantic Ocean occupies an elongated ... | |
Atlantic_Plain | The Atlantic Plain is one of eight distinct United States physiographic regions . This major division consists of the Continental Shelf and Coastal Plain physiographic provinces . It is the flattest of the U.S. physiographic divisions and stretches over 2200 mi in length from Cape Cod to the Mexican border and southwar... | |
Atmospheric_carbon_cycle | The atmosphere is one of the Earth 's major carbon reservoirs and an important component of the global carbon cycle , holding approximately 720 gigatons of carbon . Atmospheric carbon plays an important role in the greenhouse effect . The most important carbon compound in this respect is the gas carbon dioxide . Althou... | |
Bad_faith | Bad faith ( Latin : mala fides ) is double mindedness or double heartedness in duplicity , fraud , or deception . It may involve intentional deceit of others , or self-deception . The expression `` bad faith '' is associated with `` double heartedness '' , which is also translated as `` double mindedness '' . A bad f... | |
Automated_Payment_Transaction_tax | The Automated Payment Transaction ( APT ) tax is a proposal to replace all United States taxes with a single tax ( using a low rate ) on every transaction in the economy . The system was developed by University of Wisconsin -- Madison Professor of Economics Dr. Edgar L. Feige . The foundations of the APT tax proposal... | |
Autotroph | An autotroph ( `` self-feeding '' , from the Greek autos `` self '' and trophe `` nourishing '' ) or producer , is an organism that produces complex organic compounds ( such as carbohydrates , fats , and proteins ) from simple substances present in its surroundings , generally using energy from light ( photosynthesis )... | |
Axial_precession | In astronomy , axial precession is a gravity-induced , slow , and continuous change in the orientation of an astronomical body 's rotational axis . In particular , it can refer to the gradual shift in the orientation of Earth 's axis of rotation , which , similar to a wobbling top , traces out a pair of cones joined at... | |
Atomic_theory | In chemistry and physics , atomic theory is a scientific theory of the nature of matter , which states that matter is composed of discrete units called atoms . It began as a philosophical concept in ancient Greece and entered the scientific mainstream in the early 19th century when discoveries in the field of chemistry... | |
Avoiding_Dangerous_Climate_Change | Avoiding Dangerous Climate Change : A Scientific Symposium on Stabilisation of Greenhouse Gases was a 2005 international conference that examined the link between atmospheric greenhouse gas concentration , and the 2 ° C ( 3.6 ° F ) ceiling on global warming thought necessary to avoid the most serious effects of global ... | |
Atmospheric_sciences | Atmospheric sciences is an umbrella term for the study of the Earth 's atmosphere , its processes , the effects other systems have on the atmosphere , and the effects of the atmosphere on these other systems . Meteorology includes atmospheric chemistry and atmospheric physics with a major focus on weather forecasting .... | |
Atmosphere_of_Mars | The atmosphere of Mars is the layer of gases surrounding Mars . It is composed mostly of carbon dioxide . The atmospheric pressure on the Martian surface averages 600 Pa , about 0.6 % of Earth 's mean sea level pressure of 101.3 kPa . It ranges from a low of 30 Pa on Olympus Mons 's peak to over 1155 Pa in the depths o... | |
Astrology | Astrology is the study of the movements and relative positions of celestial objects as a means for divining information about human affairs and terrestrial events . Astrology has been dated to at least the 2nd millennium BCE , and has its roots in calendrical systems used to predict seasonal shifts and to interpret cel... | |
Avalanche | An avalanche ( also called a snowslide or snowslip ) is a rapid flow of snow down a sloping surface . Avalanches are typically triggered in a starting zone from a mechanical failure in the snowpack ( slab avalanche ) when the forces on the snow exceed its strength but sometimes only with gradually widening ( loose snow... | |
Atmospheric_chemistry | Atmospheric chemistry is a branch of atmospheric science in which the chemistry of the Earth 's atmosphere and that of other planets is studied . It is a multidisciplinary approach of research and draws on environmental chemistry , physics , meteorology , computer modeling , oceanography , geology and volcanology and o... | |
Artificial_demand | Artificial demand constitutes demand for something that , in the absence of exposure to the vehicle of creating demand , would not exist . It has controversial applications in microeconomics ( pump and dump strategy ) and advertising . A demand is usually seen as artificial when it increases consumer utility very ine... | |
Azores | The Azores ( -LSB- əˈzɔərz -RSB- or -LSB- ˈeɪzɔərz -RSB- ; Açores , -LSB- ɐˈsoɾɨʃ -RSB- ) , officially the Autonomous Region of the Azores ( Região Autónoma dos Açores ) , is one of the two autonomous regions of Portugal , an archipelago composed of nine volcanic islands in the North Atlantic Ocean about 1360 km west o... | |
Backward_bending_supply_curve_of_labour | In economics , a backward-bending supply curve of labour , or backward-bending labour supply curve , is a graphical device showing a situation in which as real , or inflation-corrected , wages increase beyond a certain level , people will substitute leisure ( non-paid time ) for paid worktime and so higher wages lead t... | |
Atacama_Cosmology_Telescope | The Atacama Cosmology Telescope ( ACT ) is a six-metre telescope on Cerro Toco in the Atacama Desert in the north of Chile , near the Llano de Chajnantor Observatory . It is designed to make high-resolution , microwave-wavelength surveys of the sky in order to study the cosmic microwave background radiation ( CMB ) . A... | |
Astra_(satellite) | Astra is the brand name for a number of geostationary communication satellites , both individually and as a group , which are owned and operated by SES S.A. , a global satellite operator based in Betzdorf , in eastern Luxembourg . The name is also used to describe the pan-European broadcasting system provided by these ... | |
Automobile_air_conditioning | Automobile air conditioning ( also called A/C ) systems use air conditioning to cool the air in a vehicle . | |
Baby_boom | A baby boom is any period marked by a significant increase of birth rate . This demographic phenomenon is usually ascribed within certain geographical bounds . People born during this period are often called baby boomers ; however , some experts distinguish between those born during such demographic baby booms and thos... | |
Atmosphere_of_Earth | The atmosphere of Earth is the layer of gases , commonly known as air , that surrounds the planet Earth and is retained by Earth 's gravity . The atmosphere of Earth protects life on Earth by absorbing ultraviolet solar radiation , warming the surface through heat retention ( greenhouse effect ) , and reducing temperat... | |
BP | BP P.L.C. , formerly British Petroleum , is a British multinational oil and gas company headquartered in London , England . It is one of the world 's seven oil and gas `` supermajors '' , whose performance in 2012 made it the world 's sixth-largest oil and gas company , the sixth-largest energy company by market capita... | |
BOOMERanG_experiment | In astronomy and observational cosmology , The BOOMERanG experiment ( Balloon Observations Of Millimetric Extragalactic Radiation ANd Geophysics ) was an experiment which measured the cosmic microwave background radiation of a part of the sky during three sub-orbital ( high-altitude ) balloon flights . It was the first... | |
Atlantic_hurricane_season | The Atlantic hurricane season is the period in a year when hurricanes usually form in the Atlantic Ocean . Tropical cyclones in the North Atlantic are called hurricanes , tropical storms , or tropical depressions . In addition , there have been several storms over the years that have not been fully tropical and are cat... | |
Backcasting | Backcasting is a planning method that starts with defining a desirable future and then works backwards to identify policies and programs that will connect that specified future to the present . The fundamentals of the method were outlined by John . B Robinson from the University of Waterloo in 1990 . The fundamental qu... | |
Astronomical_seeing | Astronomical seeing refers to the blurring and twinkling of astronomical objects such as stars caused by turbulent mixing in the Earth 's atmosphere that causes variations of the optical refractive index . The astronomical seeing conditions on a given night at a given location describe how much the Earth 's atmosphere ... | |
Atmospheric_methane | Atmospheric methane is the methane present in Earth 's atmosphere . Atmospheric methane concentrations are of interest because it is one of the most potent greenhouse gases in Earth 's atmosphere . The 100-year global warming potential of methane is 28 . That is , over a 100-year period , it traps 28 times more heat pe... | |
Asteroid_belt | The asteroid belt is the circumstellar disc in the Solar System located roughly between the orbits of the planets Mars and Jupiter . It is occupied by numerous irregularly shaped bodies called asteroids or minor planets . The asteroid belt is also termed the main asteroid belt or main belt to distinguish it from other ... | |
Atmospheric_electricity | Atmospheric electricity is the study of electrical charges in the Earth 's atmosphere ( or that of another planet ) . The movement of charge between the Earth 's surface , the atmosphere , and the ionosphere is known as the global atmospheric electrical circuit . Atmospheric electricity is an interdisciplinary topic , ... | |
Australian_Skeptics | Australian Skeptics is a loose confederation of like-minded organisations across Australia that began in 1980 . Australian Skeptics investigate paranormal and pseudoscientific claims using scientific methodologies . This page covers all Australian skeptical groups who are of this mindset . The title `` Australian Skept... | |
Atmosphere | An atmosphere is a layer of gases surrounding a planet or other material body , that is held in place by the gravity of that body . An atmosphere is more likely to be retained if the gravity it is subject to is high and the temperature of the atmosphere is low . The atmosphere of Earth is mostly composed of nitrogen ... | |
Atmospheric_thermodynamics | Atmospheric thermodynamics is the study of heat-to-work transformations ( and their reverse ) that take place in the earth 's atmosphere and manifest as weather or climate . Atmospheric thermodynamics use the laws of classical thermodynamics , to describe and explain such phenomena as the properties of moist air , the ... | |
Bee | Bees are flying insects closely related to wasps and ants , known for their role in pollination and , in the case of the best-known bee species , the European honey bee , for producing honey and beeswax . Bees are a monophyletic lineage within the superfamily Apoidea and are presently considered a clade , called Anthop... | |
Bile_bear | Bile bears , sometimes called battery bears , are bears kept in captivity to harvest their bile , a digestive fluid produced by the liver and stored in the gallbladder , which is used by some traditional Chinese medicine practitioners . It is estimated that 12,000 bears are farmed for bile in China , South Korea , Laos... | |
Beringia_lowland_tundra | The Beringia lowland tundra is a tundra ecoregion of North America , on the west coast of Alaska , mostly covered in wetland . | |
Biotic_material | Biotic material or biological derived material is any material that originates from living organisms . Most such materials contain carbon and are capable of decay . The earliest life on Earth arose at least 3.5 billion years ago . Earlier physical evidences of life include graphite , a biogenic substance , in 3.7 bil... | |
Beach_ridge | A beach ridge is a wave-swept or wave-deposited ridge running parallel to a shoreline . It is commonly composed of sand as well as sediment worked from underlying beach material . The movement of sediment by wave action is called littoral transport . Movement of material parallel to the shoreline is called longshore tr... | |
Beringian_wolf | The Beringian wolf was an Ice Age gray wolf ( Canis lupus ) that once inhabited modern day eastern Alaska , the Yukon and northern Wyoming . Some of these wolves survived well into the Holocene but they are now extinct . The Beringian wolf is notable because it was the first gray wolf ecomorph to be identified and comp... | |
Beyond_Coal | The Beyond Coal movement is a campaign by environmental group the Sierra Club to promote renewable energy instead of coal . Their primary objective is to close coal power plants in the United States , including at least one-third of the country 's more than 500 coal plants by 2020 , and to replace them with renewable e... | |
Bio-geoengineering | Bio-geoengineering is a form of climate engineering which seeks to use or modify plants or other living things to modify the Earth 's climate . Bio-energy with carbon storage , afforestation projects , and ocean nourishment ( including iron fertilization ) could be considered examples of bio-geoengineering . Biogen... | |
Benchmark_(surveying) | The term bench mark , or benchmark , originates from the chiseled horizontal marks that surveyors made in stone structures , into which an angle-iron could be placed to form a `` bench '' for a leveling rod , thus ensuring that a leveling rod could be accurately repositioned in the same place in the future . These mark... | |
Biomass_(ecology) | Biomass , is the mass of living biological organisms in a given area or ecosystem at a given time . Biomass can refer to species biomass , which is the mass of one or more species , or to community biomass , which is the mass of all species in the community . It can include microorganisms , plants or animals . The mass... | |
Beaufort_Sea | The Beaufort Sea ( mer de Beaufort ) is a marginal sea of the Arctic Ocean , located north of the Northwest Territories , the Yukon , and Alaska , west of Canada 's Arctic islands . The sea is named after hydrographer Sir Francis Beaufort . The major Mackenzie River empties into the Canadian part of the sea , west of T... | |
Biological_aspects_of_fluorine | Fluorine , a poisonous gas in its elemental form at biological temperatures , has been a subject of significant interest for a broad range of biological applications , including ecology , medical science , and biochemical engineering . Among the most reactive of the elements , it has proven valuable in many potent in... | |
Biotic_component | Biotic components are the living things that shape an ecosystem . Biotic components usually include : Producers , i.e. autotrophs : e.g. plants , convert the energy -LSB- from photosynthesis ( the transfer of sunlight , water , and carbon dioxide into energy ) , or other sources such as hydrothermal vents -RSB- into... | |
Behavior-based_safety | Behavior-Based Safety ( BBS ) is the `` application of science of behavior change to real world problems '' . or `` A process that creates a safety partnership between management and employees that continually focuses people 's attentions and actions on theirs , and others , daily safety behavior . '' BBS `` focuses on... | |
Biodilution | Biodilution is the decrease in concentration of an element or pollutant with an increase in trophic level . This effect is primarily caused by the observed trend that an increase in algal biomass will reduce the overall concentration of a pollutant per cell , which ultimately contributes to a lower dietary input to gra... | |
Beach | A beach is a landform along a body of water . It usually consists of loose particles , which are often composed of rock , such as sand , gravel , shingle , pebbles , or cobblestones . The particles composing a beach are occasionally biological in origin , such as mollusc shells or coralline algae . Some beaches have ... | |
Bioenergy_in_China | China has set the goal of attaining one percent of its renewable energy generation through bioenergy in 2020 . The development of bioenergy in China is needed to meet the rising energy demand . Several institutions are involved in this development , most notably the Asian Development Bank and China 's Ministry of A... | |
Bicarbonate | In inorganic chemistry , bicarbonate ( IUPAC-recommended nomenclature : hydrogen carbonate ) is an intermediate form in the deprotonation of carbonic acid . It is a polyatomic anion with the chemical formula . Bicarbonate serves a crucial biochemical role in the physiological pH buffering system . The term `` bicar... | |
Biodegradation | Biodegradation is the disintegration of materials by bacteria , fungi , or other biological means . Although often conflated , biodegradable is distinct in meaning from compostable . While biodegradable simply means to be consumed by microorganisms , `` compostable '' makes the srial can be degraded aerobically with ox... | |
Bear_River_(Michigan) | Bear River is a small clear slow-moving river in the U.S. state of Michigan . 14.7 mi long , it is the largest tributary of Little Traverse Bay in the northwest of the lower peninsula . Traverse Bay is on Lake Michigan . The river is formed as the outflow of Walloon Lake on the boundary between Charlevoix County and Em... | |
Big_Bang_nucleosynthesis | In physical cosmology , Big Bang nucleosynthesis ( abbreviated BBN , also known as primordial nucleosynthesis , arch ( a ) eonucleosynthesis , archonucleosynthesis , protonucleosynthesis and pal ( a ) eonucleosynthesis ) refers to the production of nuclei other than those of the lightest isotope of hydrogen ( hydrogen-... | |
Bay | A bay is a recessed , coastal body of water that directly connects to a larger main body of water , such as an ocean , lake , or another bay . A large bay may be called a gulf , sea , sound , or bight . A cove is a type of smaller bay with a circular inlet and narrow entrance . A fjord is a particularly steep bay shape... | |
Biogas | Biogas typically refers to a mixture of different gases produced by the breakdown of organic matter in the absence of oxygen . Biogas can be produced from raw materials such as agricultural waste , manure , municipal waste , plant material , sewage , green waste or food waste . Biogas is a renewable energy source . B... | |
Bioremediation | Bioremediation is a waste management technique that involves the use of organisms to neutralize pollutants from a contaminated site . According to the United States EPA , bioremediation is a `` treatment that uses naturally occurring organisms to break down hazardous substances into less toxic or non toxic substances '... | |
Beringia | Beringia is defined today as the land and maritime area bounded on the west by the Lena River in Russia ; on the east by the Mackenzie River in Canada ; on the north by 72 degrees north latitude in the Chukchi Sea ; and on the south by the tip of the Kamchatka Peninsula . It includes the Chukchi Sea , the Bering Sea , ... | |
Biosequestration | Biosequestration is the capture and storage of the atmospheric greenhouse gas carbon dioxide by biological processes . This may be by increased photosynthesis ( through practices such as reforestation / preventing deforestation and genetic engineering ) ; by enhanced soil carbon trapping in agriculture ; or by the us... | |
Bear_attack | A bear attack is an attack by any mammal of the family Ursidae , on another animal , although it usually refers to bears attacking humans or domestic pets . Bear attacks are relatively rare , but frequent enough to be of concern for those who are in bear habitats . Bear attacks can be fatal and often hikers , hunters ,... | |
Biodiversity | Biodiversity a portmanteau of `` biological diversity , '' generally refers to the variety and variability of life on Earth . According to the United Nations Environment Programme , biodiversity typically measures variation at the genetic , the species , and the ecosystem level . Terrestrial biodiversity tends to be gr... | |
Bayou | In usage in the United States , a bayou ( -LSB- ˈbaɪ.uː -RSB- or -LSB- ˈbaɪ.oʊ -RSB- , from Cajun French ) is a body of water typically found in a flat , low-lying area , and can be either an extremely slow-moving stream or river ( often with a poorly defined shoreline ) , or a marshy lake or wetland . The name `` bayo... | |
Biosphere | The biosphere ( from Greek βίος bíos `` life '' and σφαῖρα sphaira `` sphere '' ) also known as the ecosphere ( from Greek οἶκος oîkos `` environment '' and σφαῖρα ) , is the worldwide sum of all ecosystems . The two joined words are `` bio '' and `` sphere '' . It can also be termed as the zone of life on Earth , a cl... | |
Betz's_law | Betz 's law indicates the maximum power that can be extracted from the wind , independent of the design of a wind turbine in open flow . It was published in 1919 , by the German physicist Albert Betz . The law is derived from the principles of conservation of mass and momentum of the air stream flowing through an ideal... | |
Bay_of_Saint_Louis | The Bay of Saint Louis ( Bay of St. Louis , St. Louis Bay ) is a shallow-water , partially enclosed estuary of the northeast Gulf of Mexico along the southwestern coast of Mississippi . The estuary receives freshwater input from two blackwater , or swamp-land , tributaries of the Mississippi River , the Jourdan River o... | |
Base_station | Base station ( or base radio station ) is -- according to the International Telecommunication Union 's ( ITU ) Radio Regulations ( RR ) -- a `` land station in the land mobile service . '' The term is used in the context of mobile telephony , wireless computer networking and other wireless communications and in land ... | |
Biofuel_in_the_United_States | The United States produces mainly biodiesel and ethanol fuel , which uses corn as the main feedstock . In 2005 the US overtook Brazil as the world 's largest ethanol producer . In 2006 the US produced 4.855 e9USgal of ethanol . The United States , together with Brazil accounted for 70 percent of all ethanol production ... | |
Bird | Birds ( Aves ) , a subgroup of reptiles , are the last living examples of dinosaurs . They are a group of endothermic vertebrates , characterised by feathers , toothless beaked jaws , the laying of hard-shelled eggs , a high metabolic rate , a four-chambered heart , and a strong yet lightweight skeleton . Birds live wo... | |
Big_Sur | Big Sur is a lightly populated , unincorporated region on California 's Central Coast where the Santa Lucia Mountains rise abruptly from the Pacific Ocean . The coast is frequently praised for its rugged coastline and mountain views . As the `` longest and most scenic stretch of undeveloped coastline in the -LSB- conti... | |
Bird_migration | Bird migration is the regular seasonal movement , often north and south along a flyway , between breeding and wintering grounds . Many species of bird migrate . Migration carries high costs in predation and mortality , including from hunting by humans , and is driven primarily by availability of food . It occurs mainly... | |
Biomedical_research_in_the_United_States | The USA carries out 46 % of global research and development ( R&D ) in life sciences , making it the world leader . | |
Binomial_regression | In statistics , binomial regression is a technique in which the response ( often referred to as Y ) is the result of a series of Bernoulli trials , or a series of one of two possible disjoint outcomes ( traditionally denoted `` success '' or 1 , and `` failure '' or 0 ) . In binomial regression , the probability of a s... | |
Bioregion | A bioregion is an ecologically and geographically defined area that is smaller than an ecozone , but larger than an ecoregion or an ecosystem , in WWF classification scheme . There is also an attempt to use the term in a rank-less generalist sense , similar to the terms `` biogeographic area '' or `` biogeographic unit... | |
Bilbao | Bilbao ( -LSB- bɪlˈbaʊ , _ - ˈbɑːəʊ -RSB- -LSB- bilˈβao -RSB- ; Bilbo -LSB- bilβo -RSB- ) is a city in northern Spain , the largest city in the province of Biscay and in the Basque Country as a whole . Bilbao is the tenth largest city in Spain , with a population of 345,141 as of 2015 . The Bilbao metropolitan area has... | |
Biome | A biome -LSB- ˈbaɪoʊm -RSB- is a community of plants and animals that have common characteristics for the environment they exist in , and can be found over a range of continents . Spanning continents , biomes are distinct biological communities that have formed in response to a shared physical climate . `` Biome '' is ... | |
Base_(chemistry) | In chemistry , bases are substances that , in aqueous solution , are slippery to the touch , taste astringent , change the color of indicators ( e.g. , turn red litmus paper blue ) , react with acids to form salts , promote certain chemical reactions ( base catalysis ) , accept protons from any proton donor , and/or co... | |
Bering_Sea | The Bering Sea is a marginal sea of the Pacific Ocean . It comprises a deep water basin , which then rises through a narrow slope into the shallower water above the continental shelves The Bering Sea is separated from the Gulf of Alaska by the Alaska Peninsula . It covers over 2,000,000 km2 and is bordered on the eas... | |
Bering_Glacier | Bering Glacier is a glacier in the U.S. state of Alaska . It currently terminates in Vitus Lake south of Alaska 's Wrangell-St . Elias National Park , about 10 km from the Gulf of Alaska . Combined with the Bagley Icefield , where the snow that feeds the glacier accumulates , the Bering is the largest glacier in North ... | |
Bill_Morneau | William Francis `` Bill '' Morneau ( born October 7 , 1962 ) is a Canadian politician and businessman , who was elected in the 2015 Canadian federal election as member of parliament for Toronto Centre . Morneau was executive chair of Canada 's largest human resources firm , Morneau Shepell , and the former chair of the... | |
Battery_(electricity) | An electric battery is a device consisting of one or more electrochemical cells with external connections provided to power electrical devices such as flashlights , smartphones , and electric cars . When a battery is supplying electric power , its positive terminal is the cathode and its negative terminal is the anode ... | |
Bias | Bias is an inclination or outlook to present or hold a partial perspective , often accompanied by a refusal to consider the possible merits of alternative points of view . Biases can be learned implicitly within cultural contexts . People may develop biases toward or against an individual , an ethnic group , a nation ,... | |
Bering_Strait | The Bering Strait ( Берингов пролив , Beringov proliv , Yupik : Imakpik ) is a strait of the Pacific , which borders with the Arctic to north . It is located between Russia and the United States . Named after Vitus Bering , a Danish-born explorer in the service of the Russian Empire , it lies slightly south of the Arct... | |
Bergmann's_rule | Bergmann 's rule is an ecogeographical rule that states that within a broadly distributed taxonomic clade , populations and species of larger size are found in colder environments , and species of smaller size are found in warmer regions . Although originally formulated in terms of species within a genus , it has often... | |
Blue_whale | The blue whale ( Balaenoptera musculus ) is a marine mammal belonging to the baleen whales ( Mysticeti ) . At up to 29.9 m in length and with a maximum recorded weight of 173 tonne and probably reaching over 181 tonnes ( 200 short tons ) , it is the largest animal known to have ever existed . Long and slender , the b... | |
Block_(meteorology) | Blocks in meteorology are large-scale patterns in the atmospheric pressure field that are nearly stationary , effectively `` blocking '' or redirecting migratory cyclones . They are also known as blocking highs or blocking anticyclones . These blocks can remain in place for several days or even weeks , causing the area... | |
Body_of_water | A body of water or waterbody ( often spelled water body ) is any significant accumulation of water , generally on a planet 's surface . The term most often refers to oceans , seas , and lakes , but it includes smaller pools of water such as ponds , wetlands , or more rarely , puddles . A body of water does not have to ... | |
Bivalvia | Bivalvia , in previous centuries referred to as the Lamellibranchiata and Pelecypoda , is a class of marine and freshwater molluscs that have laterally compressed bodies enclosed by a shell consisting of two hinged parts . Bivalves as a group have no head and they lack some usual molluscan organs like the radula and th... |
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