Natural ecosystems in the United States are under greater stress from climate change than at any previous time in human history, according to a new assessment by academic institutions public and private agencies. The report says these stressed ecosystems are also stressing wild plant and animal species and threatening the nation’s biodiversity.
ระบบนิเวศน์วิทยาของสหรัฐ ที่ได้รับผลกระทบจากการเปลี่ยนแปลงของสภาพภูมิอากาศ
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A Syrian man reacts as he carries the body of a boy following reported air strikes by government forces in the Halak neighbourhood in northeastern Aleppo.
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Climate change projections in the Sprague River Basin, Oregon predict indicate a steady increase in temperature progressing through the 21st century, generally resulting in snow pack reductions, changes to the timing of snow melt, altered stream flows, an
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Bəşar Əl-Əsəd ordusu Hələb şəhərini bombalayıb - 1 may, 2014
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Climate change and warming temperatures affect all landscapes high and low – including these delicate alpine meadow ecosystems in Yosemite National Park, California. (Ben Young Landis/USGS)
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