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When land is cleared, habitats are lost. ||||| It may be cleared for agriculture. ||||| It may also be used for building new homes or businesses.
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Why may land be cleared New homes
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It may be cleared for agriculture. ||||| These areas of land had thick fertile soil. ||||| Thee areas of tall thick grass have virtually disappeared.
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Why may land be cleared New homes
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Many wetlands have also been lost to agriculture. ||||| They were home to colorful flowers, prairie dogs, and herds of bison. ||||| Thee areas of tall thick grass have virtually disappeared.
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Why may land be cleared New homes
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When land is cleared, habitats are lost. ||||| It may be cleared for agriculture. ||||| It may also be used for building new homes or businesses.
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Why may land be cleared Agriculture
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It may be cleared for agriculture. ||||| These areas of land had thick fertile soil. ||||| Thee areas of tall thick grass have virtually disappeared.
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Why may land be cleared Agriculture
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Many wetlands have also been lost to agriculture. ||||| They were home to colorful flowers, prairie dogs, and herds of bison. ||||| Thee areas of tall thick grass have virtually disappeared.
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Why may land be cleared Agriculture
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When land is cleared, habitats are lost. ||||| It may be cleared for agriculture. ||||| It may also be used for building new homes or businesses.
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Why may land be cleared Agriculture, building
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It may be cleared for agriculture. ||||| These areas of land had thick fertile soil. ||||| Thee areas of tall thick grass have virtually disappeared.
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Why may land be cleared Agriculture, building
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Many wetlands have also been lost to agriculture. ||||| They were home to colorful flowers, prairie dogs, and herds of bison. ||||| Thee areas of tall thick grass have virtually disappeared.
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Why may land be cleared Agriculture, building
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When land is cleared, habitats are lost. ||||| It may be cleared for agriculture. ||||| It may also be used for building new homes or businesses.
|
Why may land be cleared New business
|
It may be cleared for agriculture. ||||| These areas of land had thick fertile soil. ||||| Thee areas of tall thick grass have virtually disappeared.
|
Why may land be cleared New business
|
Many wetlands have also been lost to agriculture. ||||| They were home to colorful flowers, prairie dogs, and herds of bison. ||||| Thee areas of tall thick grass have virtually disappeared.
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Why may land be cleared New business
|
Prairies were wonderful places. ||||| They were home to colorful flowers, prairie dogs, and herds of bison.
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What types of animals did prairies contain Herds of bison
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Prairies were wonderful places. ||||| Land used for grazing cattle has more than doubled.
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What types of animals did prairies contain Herds of bison
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Within the past 100 years, the amount of land used for agriculture has almost doubled. ||||| Land used for grazing cattle has more than doubled.
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What types of animals did prairies contain Herds of bison
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Prairies were wonderful places. ||||| They were home to colorful flowers, prairie dogs, and herds of bison.
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What types of animals did prairies contain Prarie dogs, bison
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Prairies were wonderful places. ||||| Land used for grazing cattle has more than doubled.
|
What types of animals did prairies contain Prarie dogs, bison
|
Within the past 100 years, the amount of land used for agriculture has almost doubled. ||||| Land used for grazing cattle has more than doubled.
|
What types of animals did prairies contain Prarie dogs, bison
|
Prairies were wonderful places. ||||| They were home to colorful flowers, prairie dogs, and herds of bison.
|
What types of animals did prairies contain Prairie dogs and bison
|
Prairies were wonderful places. ||||| Land used for grazing cattle has more than doubled.
|
What types of animals did prairies contain Prairie dogs and bison
|
Within the past 100 years, the amount of land used for agriculture has almost doubled. ||||| Land used for grazing cattle has more than doubled.
|
What types of animals did prairies contain Prairie dogs and bison
|
Prairies were wonderful places. ||||| They were home to colorful flowers, prairie dogs, and herds of bison.
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What types of animals did prairies contain Prairie dogs
|
Prairies were wonderful places. ||||| Land used for grazing cattle has more than doubled.
|
What types of animals did prairies contain Prairie dogs
|
Within the past 100 years, the amount of land used for agriculture has almost doubled. ||||| Land used for grazing cattle has more than doubled.
|
What types of animals did prairies contain Prairie dogs
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Their grasses had very deep root systems. ||||| These deep and thick roots reduced the amount of soil erosion. ||||| They were home to colorful flowers, prairie dogs, and herds of bison. ||||| These areas of land had thick fertile soil.
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What are the advantages of tall grass prairies Less erosion
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These deep and thick roots reduced the amount of soil erosion. ||||| It may also be used for building new homes or businesses. ||||| When land is cleared, habitats are lost. ||||| Thee areas of tall thick grass have virtually disappeared.
|
What are the advantages of tall grass prairies Less erosion
|
The U.S. has lost almost all the natural tall-grass prairies. ||||| Many wetlands have also been lost to agriculture. ||||| Land used for grazing cattle has more than doubled. ||||| It may also be used for building new homes or businesses.
|
What are the advantages of tall grass prairies Less erosion
|
Their grasses had very deep root systems. ||||| These deep and thick roots reduced the amount of soil erosion. ||||| They were home to colorful flowers, prairie dogs, and herds of bison. ||||| These areas of land had thick fertile soil.
|
What are the advantages of tall grass prairies Help prevent erosion
|
These deep and thick roots reduced the amount of soil erosion. ||||| It may also be used for building new homes or businesses. ||||| When land is cleared, habitats are lost. ||||| Thee areas of tall thick grass have virtually disappeared.
|
What are the advantages of tall grass prairies Help prevent erosion
|
The U.S. has lost almost all the natural tall-grass prairies. ||||| Many wetlands have also been lost to agriculture. ||||| Land used for grazing cattle has more than doubled. ||||| It may also be used for building new homes or businesses.
|
What are the advantages of tall grass prairies Help prevent erosion
|
Their grasses had very deep root systems. ||||| These deep and thick roots reduced the amount of soil erosion. ||||| They were home to colorful flowers, prairie dogs, and herds of bison. ||||| These areas of land had thick fertile soil.
|
What are the advantages of tall grass prairies They have thick fertile soil with deep rooted grass that helps to prevent soil erosion and are home to a varity of animals and plants
|
These deep and thick roots reduced the amount of soil erosion. ||||| It may also be used for building new homes or businesses. ||||| When land is cleared, habitats are lost. ||||| Thee areas of tall thick grass have virtually disappeared.
|
What are the advantages of tall grass prairies They have thick fertile soil with deep rooted grass that helps to prevent soil erosion and are home to a varity of animals and plants
|
The U.S. has lost almost all the natural tall-grass prairies. ||||| Many wetlands have also been lost to agriculture. ||||| Land used for grazing cattle has more than doubled. ||||| It may also be used for building new homes or businesses.
|
What are the advantages of tall grass prairies They have thick fertile soil with deep rooted grass that helps to prevent soil erosion and are home to a varity of animals and plants
|
Their grasses had very deep root systems. ||||| These deep and thick roots reduced the amount of soil erosion. ||||| They were home to colorful flowers, prairie dogs, and herds of bison. ||||| These areas of land had thick fertile soil.
|
What are the advantages of tall grass prairies Home to many plants and animals
|
These deep and thick roots reduced the amount of soil erosion. ||||| It may also be used for building new homes or businesses. ||||| When land is cleared, habitats are lost. ||||| Thee areas of tall thick grass have virtually disappeared.
|
What are the advantages of tall grass prairies Home to many plants and animals
|
The U.S. has lost almost all the natural tall-grass prairies. ||||| Many wetlands have also been lost to agriculture. ||||| Land used for grazing cattle has more than doubled. ||||| It may also be used for building new homes or businesses.
|
What are the advantages of tall grass prairies Home to many plants and animals
|
Their grasses had very deep root systems. ||||| These deep and thick roots reduced the amount of soil erosion. ||||| They were home to colorful flowers, prairie dogs, and herds of bison. ||||| These areas of land had thick fertile soil.
|
What are the advantages of tall grass prairies Fertile soil
|
These deep and thick roots reduced the amount of soil erosion. ||||| It may also be used for building new homes or businesses. ||||| When land is cleared, habitats are lost. ||||| Thee areas of tall thick grass have virtually disappeared.
|
What are the advantages of tall grass prairies Fertile soil
|
The U.S. has lost almost all the natural tall-grass prairies. ||||| Many wetlands have also been lost to agriculture. ||||| Land used for grazing cattle has more than doubled. ||||| It may also be used for building new homes or businesses.
|
What are the advantages of tall grass prairies Fertile soil
|
Within the past 100 years, the amount of land used for agriculture has almost doubled. ||||| Land used for grazing cattle has more than doubled.
|
Within the last 100 years, what has land clearing done for agriculture and cattle The amount of land used for both has almost doubled in size
|
Land used for grazing cattle has more than doubled. ||||| Their grasses had very deep root systems.
|
Within the last 100 years, what has land clearing done for agriculture and cattle The amount of land used for both has almost doubled in size
|
Prairies were wonderful places. ||||| Many wetlands have also been lost to agriculture.
|
Within the last 100 years, what has land clearing done for agriculture and cattle The amount of land used for both has almost doubled in size
|
Within the past 100 years, the amount of land used for agriculture has almost doubled. ||||| Land used for grazing cattle has more than doubled.
|
Within the last 100 years, what has land clearing done for agriculture and cattle It has double the amount of land used
|
Land used for grazing cattle has more than doubled. ||||| Their grasses had very deep root systems.
|
Within the last 100 years, what has land clearing done for agriculture and cattle It has double the amount of land used
|
Prairies were wonderful places. ||||| Many wetlands have also been lost to agriculture.
|
Within the last 100 years, what has land clearing done for agriculture and cattle It has double the amount of land used
|
Within the past 100 years, the amount of land used for agriculture has almost doubled. ||||| Land used for grazing cattle has more than doubled.
|
Within the last 100 years, what has land clearing done for agriculture and cattle It has grown
|
Land used for grazing cattle has more than doubled. ||||| Their grasses had very deep root systems.
|
Within the last 100 years, what has land clearing done for agriculture and cattle It has grown
|
Prairies were wonderful places. ||||| Many wetlands have also been lost to agriculture.
|
Within the last 100 years, what has land clearing done for agriculture and cattle It has grown
|
Their grasses had very deep root systems. ||||| These deep and thick roots reduced the amount of soil erosion.
|
What reduced the amount of soil erosion in grass Deep and thick roots
|
These deep and thick roots reduced the amount of soil erosion. ||||| They also were home to many plants and animals.
|
What reduced the amount of soil erosion in grass Deep and thick roots
|
They also were home to many plants and animals. ||||| It may also be used for building new homes or businesses.
|
What reduced the amount of soil erosion in grass Deep and thick roots
|
Their grasses had very deep root systems. ||||| These deep and thick roots reduced the amount of soil erosion.
|
What reduced the amount of soil erosion in grass Deep roots
|
These deep and thick roots reduced the amount of soil erosion. ||||| They also were home to many plants and animals.
|
What reduced the amount of soil erosion in grass Deep roots
|
They also were home to many plants and animals. ||||| It may also be used for building new homes or businesses.
|
What reduced the amount of soil erosion in grass Deep roots
|
Their grasses had very deep root systems. ||||| These deep and thick roots reduced the amount of soil erosion.
|
What reduced the amount of soil erosion in grass The deep root system of grass
|
These deep and thick roots reduced the amount of soil erosion. ||||| They also were home to many plants and animals.
|
What reduced the amount of soil erosion in grass The deep root system of grass
|
They also were home to many plants and animals. ||||| It may also be used for building new homes or businesses.
|
What reduced the amount of soil erosion in grass The deep root system of grass
|
Their grasses had very deep root systems. ||||| These deep and thick roots reduced the amount of soil erosion.
|
What reduced the amount of soil erosion in grass The grasses with deep root systems
|
These deep and thick roots reduced the amount of soil erosion. ||||| They also were home to many plants and animals.
|
What reduced the amount of soil erosion in grass The grasses with deep root systems
|
They also were home to many plants and animals. ||||| It may also be used for building new homes or businesses.
|
What reduced the amount of soil erosion in grass The grasses with deep root systems
|
He became even more concerned as its route changed, moving into another sector's airspace. ||||| Controllers immediately began to move aircraft out of its path, and asked other aircraft in the vicinity to look for American 11.
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What did the controllers do when American 11 left the first controller's airspace and moved into another sector Immediately began to move aircraft out of its path and asked other aircraft
|
He became even more concerned as its route changed, moving into another sector's airspace. ||||| The controller checked to see if American Airlines could establish communication with American 11.
|
What did the controllers do when American 11 left the first controller's airspace and moved into another sector Immediately began to move aircraft out of its path and asked other aircraft
|
The controller checked to see if American Airlines could establish communication with American 11. ||||| At 8:21, American 11 turned off its transponder, immediately degrading the information available about the aircraft.
|
What did the controllers do when American 11 left the first controller's airspace and moved into another sector Immediately began to move aircraft out of its path and asked other aircraft
|
He became even more concerned as its route changed, moving into another sector's airspace. ||||| Controllers immediately began to move aircraft out of its path, and asked other aircraft in the vicinity to look for American 11.
|
What did the controllers do when American 11 left the first controller's airspace and moved into another sector They asked other aircraft to look for American 11
|
He became even more concerned as its route changed, moving into another sector's airspace. ||||| The controller checked to see if American Airlines could establish communication with American 11.
|
What did the controllers do when American 11 left the first controller's airspace and moved into another sector They asked other aircraft to look for American 11
|
The controller checked to see if American Airlines could establish communication with American 11. ||||| At 8:21, American 11 turned off its transponder, immediately degrading the information available about the aircraft.
|
What did the controllers do when American 11 left the first controller's airspace and moved into another sector They asked other aircraft to look for American 11
|
He became even more concerned as its route changed, moving into another sector's airspace. ||||| Controllers immediately began to move aircraft out of its path, and asked other aircraft in the vicinity to look for American 11.
|
What did the controllers do when American 11 left the first controller's airspace and moved into another sector They began to move aircrafts out of its path
|
He became even more concerned as its route changed, moving into another sector's airspace. ||||| The controller checked to see if American Airlines could establish communication with American 11.
|
What did the controllers do when American 11 left the first controller's airspace and moved into another sector They began to move aircrafts out of its path
|
The controller checked to see if American Airlines could establish communication with American 11. ||||| At 8:21, American 11 turned off its transponder, immediately degrading the information available about the aircraft.
|
What did the controllers do when American 11 left the first controller's airspace and moved into another sector They began to move aircrafts out of its path
|
He became even more concerned as its route changed, moving into another sector's airspace. ||||| Controllers immediately began to move aircraft out of its path, and asked other aircraft in the vicinity to look for American 11.
|
What did the controllers do when American 11 left the first controller's airspace and moved into another sector They moved other flights out of its path and asked other area planes to look for American 11
|
He became even more concerned as its route changed, moving into another sector's airspace. ||||| The controller checked to see if American Airlines could establish communication with American 11.
|
What did the controllers do when American 11 left the first controller's airspace and moved into another sector They moved other flights out of its path and asked other area planes to look for American 11
|
The controller checked to see if American Airlines could establish communication with American 11. ||||| At 8:21, American 11 turned off its transponder, immediately degrading the information available about the aircraft.
|
What did the controllers do when American 11 left the first controller's airspace and moved into another sector They moved other flights out of its path and asked other area planes to look for American 11
|
The next transmission came seconds later: American 11: Nobody move. ||||| Everything will be okay. ||||| If you try to make any moves, you'll endanger yourself and the airplane.
|
In the article, what was the last transmission sent by America 11 Nobody move. Everything will be okay. If you try to make any moves, you'll endanger yourself and the airplane
|
If you try to make any moves, you'll endanger yourself and the airplane. ||||| At 8:24:38, the following transmission came from American 11: American 11: We have some planes. ||||| The controller checked to see if American Airlines could establish communication with American 11.
|
In the article, what was the last transmission sent by America 11 Nobody move. Everything will be okay. If you try to make any moves, you'll endanger yourself and the airplane
|
Controllers immediately began to move aircraft out of its path, and asked other aircraft in the vicinity to look for American 11. ||||| Though there was no response, he kept trying to contact the aircraft. ||||| The controller checked to see if American Airlines could establish communication with American 11.
|
In the article, what was the last transmission sent by America 11 Nobody move. Everything will be okay. If you try to make any moves, you'll endanger yourself and the airplane
|
He became even more concerned as its route changed, moving into another sector's airspace. ||||| Controllers immediately began to move aircraft out of its path, and asked other aircraft in the vicinity to look for American 11.
|
What did Controllers do after Flight 11 changed route Move other planes out of Flight 11s path
|
He became even more concerned as its route changed, moving into another sector's airspace. ||||| The controller only heard something unintelligible; he did not hear the specific words "we have some planes."
|
What did Controllers do after Flight 11 changed route Move other planes out of Flight 11s path
|
The controller told his supervisor that he thought something was seriously wrong with the plane, although neither suspected a hijacking. ||||| Though there was no response, he kept trying to contact the aircraft.
|
What did Controllers do after Flight 11 changed route Move other planes out of Flight 11s path
|
He became even more concerned as its route changed, moving into another sector's airspace. ||||| Controllers immediately began to move aircraft out of its path, and asked other aircraft in the vicinity to look for American 11.
|
What did Controllers do after Flight 11 changed route Began to move aircraft out of its path
|
He became even more concerned as its route changed, moving into another sector's airspace. ||||| The controller only heard something unintelligible; he did not hear the specific words "we have some planes."
|
What did Controllers do after Flight 11 changed route Began to move aircraft out of its path
|
The controller told his supervisor that he thought something was seriously wrong with the plane, although neither suspected a hijacking. ||||| Though there was no response, he kept trying to contact the aircraft.
|
What did Controllers do after Flight 11 changed route Began to move aircraft out of its path
|
He became even more concerned as its route changed, moving into another sector's airspace. ||||| Controllers immediately began to move aircraft out of its path, and asked other aircraft in the vicinity to look for American 11.
|
What did Controllers do after Flight 11 changed route Move aircraft out of its path, and asked other aircraft in the vicinity to look for American 11
|
He became even more concerned as its route changed, moving into another sector's airspace. ||||| The controller only heard something unintelligible; he did not hear the specific words "we have some planes."
|
What did Controllers do after Flight 11 changed route Move aircraft out of its path, and asked other aircraft in the vicinity to look for American 11
|
The controller told his supervisor that he thought something was seriously wrong with the plane, although neither suspected a hijacking. ||||| Though there was no response, he kept trying to contact the aircraft.
|
What did Controllers do after Flight 11 changed route Move aircraft out of its path, and asked other aircraft in the vicinity to look for American 11
|
At 8:24:38, the following transmission came from American 11: American 11: We have some planes. ||||| Just stay quiet, and you'll be okay. ||||| We are returning to the airport.
|
At what point was there communication established with American 11 and was said At 8:24:38, the following transmission came from American 11: American 11: We have some planes.Just stay quiet, and you'll be okay.We are returning to the airport
|
At 8:24:38, the following transmission came from American 11: American 11: We have some planes. ||||| The controller only heard something unintelligible; he did not hear the specific words "we have some planes." ||||| He became even more concerned as its route changed, moving into another sector's airspace.
|
At what point was there communication established with American 11 and was said At 8:24:38, the following transmission came from American 11: American 11: We have some planes.Just stay quiet, and you'll be okay.We are returning to the airport
|
He became even more concerned as its route changed, moving into another sector's airspace. ||||| The controller only heard something unintelligible; he did not hear the specific words "we have some planes." ||||| The supervisor instructed the controller to follow standard procedures for handling a "no radio" aircraft.
|
At what point was there communication established with American 11 and was said At 8:24:38, the following transmission came from American 11: American 11: We have some planes.Just stay quiet, and you'll be okay.We are returning to the airport
|
At 8:24:38, the following transmission came from American 11: American 11: We have some planes. ||||| Just stay quiet, and you'll be okay. ||||| We are returning to the airport.
|
At what point was there communication established with American 11 and was said At 8:24:38, the following transmission came from American 11: American 11: We have some planes
|
At 8:24:38, the following transmission came from American 11: American 11: We have some planes. ||||| The controller only heard something unintelligible; he did not hear the specific words "we have some planes." ||||| He became even more concerned as its route changed, moving into another sector's airspace.
|
At what point was there communication established with American 11 and was said At 8:24:38, the following transmission came from American 11: American 11: We have some planes
|
He became even more concerned as its route changed, moving into another sector's airspace. ||||| The controller only heard something unintelligible; he did not hear the specific words "we have some planes." ||||| The supervisor instructed the controller to follow standard procedures for handling a "no radio" aircraft.
|
At what point was there communication established with American 11 and was said At 8:24:38, the following transmission came from American 11: American 11: We have some planes
|
Although the Boston Center air traffic controller realized at an early stage that there was something wrong with American 11, he did not immediately interpret the plane's failure to respond as a sign that it had been hijacked. ||||| At 8:14, when the flight failed to heed his instruction to climb to 35,000 feet, the controller repeatedly tried to raise the flight. ||||| Though there was no response, he kept trying to contact the aircraft. ||||| At 8:21, American 11 turned off its transponder, immediately degrading the information available about the aircraft.
|
What were the first things done by America 11 that led the air traffic controller to notify his supervisor that something was wrong with the flight The flight failed to heed his instruction to climb to 35,000 feet, the aircraft failed to respond to messages, American 11 turned off its transponder, immediately degrading the information available about the aircraft
|
At 8:14, when the flight failed to heed his instruction to climb to 35,000 feet, the controller repeatedly tried to raise the flight. ||||| He reached out to the pilot on the emergency frequency. ||||| At 8:24:38, the following transmission came from American 11: American 11: We have some planes. ||||| The supervisor instructed the controller to follow standard procedures for handling a "no radio" aircraft.
|
What were the first things done by America 11 that led the air traffic controller to notify his supervisor that something was wrong with the flight The flight failed to heed his instruction to climb to 35,000 feet, the aircraft failed to respond to messages, American 11 turned off its transponder, immediately degrading the information available about the aircraft
|
American Airlines Flight 11: FAA Awareness. ||||| If you try to make any moves, you'll endanger yourself and the airplane. ||||| The controller only heard something unintelligible; he did not hear the specific words "we have some planes." ||||| The controller checked to see if American Airlines could establish communication with American 11.
|
What were the first things done by America 11 that led the air traffic controller to notify his supervisor that something was wrong with the flight The flight failed to heed his instruction to climb to 35,000 feet, the aircraft failed to respond to messages, American 11 turned off its transponder, immediately degrading the information available about the aircraft
|
At 8:24:38, the following transmission came from American 11: American 11: We have some planes. ||||| At 8:14, when the flight failed to heed his instruction to climb to 35,000 feet, the controller repeatedly tried to raise the flight. ||||| At 8:21, American 11 turned off its transponder, immediately degrading the information available about the aircraft.
|
How long was there between the flight failing to heed instructions and the transponder being turned off 7 minutes
|
At 8:24:38, the following transmission came from American 11: American 11: We have some planes. ||||| The next transmission came seconds later: American 11: Nobody move. ||||| The controller told his supervisor that he thought something was seriously wrong with the plane, although neither suspected a hijacking.
|
How long was there between the flight failing to heed instructions and the transponder being turned off 7 minutes
|
American Airlines Flight 11: FAA Awareness. ||||| The controller only heard something unintelligible; he did not hear the specific words "we have some planes." ||||| If you try to make any moves, you'll endanger yourself and the airplane.
|
How long was there between the flight failing to heed instructions and the transponder being turned off 7 minutes
|
At 8:24:38, the following transmission came from American 11: American 11: We have some planes. ||||| At 8:14, when the flight failed to heed his instruction to climb to 35,000 feet, the controller repeatedly tried to raise the flight. ||||| At 8:21, American 11 turned off its transponder, immediately degrading the information available about the aircraft.
|
How long was there between the flight failing to heed instructions and the transponder being turned off 7 Minutes
|
At 8:24:38, the following transmission came from American 11: American 11: We have some planes. ||||| The next transmission came seconds later: American 11: Nobody move. ||||| The controller told his supervisor that he thought something was seriously wrong with the plane, although neither suspected a hijacking.
|
How long was there between the flight failing to heed instructions and the transponder being turned off 7 Minutes
|
American Airlines Flight 11: FAA Awareness. ||||| The controller only heard something unintelligible; he did not hear the specific words "we have some planes." ||||| If you try to make any moves, you'll endanger yourself and the airplane.
|
How long was there between the flight failing to heed instructions and the transponder being turned off 7 Minutes
|
He became even more concerned as its route changed, moving into another sector's airspace. ||||| At 8:24:38, the following transmission came from American 11: American 11: We have some planes. ||||| Just stay quiet, and you'll be okay. ||||| We are returning to the airport.
|
When The supervisor instructed the controller to follow standard procedures for handling a "no radio" aircraft what further steps by America 11 alarmed them The American 11 route changed
|
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