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Jungle burned for agriculture in southern Mexico.

Jami Dwyer

• Featured News Climate Change Escape Routes

  One if by Land, Two if by Sea? Climate Change "Escape Routes" Similar movement rates needed for animals and plants on land and in the oceans One if by land, two if by... More »

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Oil Weathering Process Last Updated on 2012-08-21 at 22:06   Introduction Years after the Exxon Valdez Oil Spill of 1989, Prince William Sound, Alaska continues to be adversely affected. The severity of the damage from a... More »

Ocean acidification troubles Last Updated on 2012-08-21 at 21:50 The seas in which corals and other calcifying species dwell are turning acidic, their pH slowly dropping as Earth's oceans acidify in response to increased carbon dioxide... More »

Agriculture II Last Updated on 2012-07-26 at 11:56 Humans began to cultivate food crops about 10,000 years ago. Prior to that time, hunter-gatherers secured their food as they traveled in the nearby environment. When they... More »

Danube Delta Biosphere Reserve, Romania Last Updated on 2012-07-11 at 20:02 The Danube Delta Biosphere Reserve (44° 25'-45° 28'N, 29° 42'-28° 45'E) is a World Heritage Site located in Romania along the Ukraine border.... More »

Predators: influence over habitats Last Updated on 2012-06-14 at 21:52 Study of grasshoppers' diets shows that animals are an important part of organic matter decomposition. While being hunted, prey animal diets may affect how soil releases... More »

Birds : Warming Could Benefit Some Species Last Updated on 2012-05-07 at 19:07 Birds, particularly those that fly, have a high metabolic rate that heightens their sensitivity to their immediate surroundings. As such, they have long served as bellwethers... More »

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Modify Content Sequence for Habitat shifts