Study shows how climate impacts food webs, poses socioeconomic threat in Eastern Africa
A new study is sounding the alarm on the impact climate change could have on one of the world's most vulnerable regions.
A new study is sounding the alarm on the impact climate change could have on one of the world's most vulnerable regions.
Earth Sciences
Oct 9, 2020
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180
Repeated catastrophic ice discharges from western North America into the North Pacific contributed to, and perhaps triggered, hemispheric-scale changes in the Earth's climate during the last ice age, new research published ...
Earth Sciences
Oct 1, 2020
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1998
Every year, sea ice cover in the Arctic Ocean shrinks to a low point in mid-September. This year it measures just 1.44 million square miles (3.74 million square kilometers) – the second-lowest value in the 42 years since ...
Earth Sciences
Sep 30, 2020
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129
A new study finds a trigger for the Little Ice Age that cooled Europe from the 1300s through mid-1800s, and supports surprising model results suggesting that under the right conditions sudden climate changes can occur spontaneously, ...
Earth Sciences
Sep 17, 2020
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796
Humans have manipulated and managed rivers with dams for millennia. The number of river dam projects is predicted to rise sharply in the future, especially in the tropics where demand for hydroelectricity and water is accelerating. ...
Environment
Jul 6, 2020
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83
The mountain landscape is a result of battle between tectonic uplift, river incision and bedrock landsliding. The erosion of landslide dominates the process of removing sediment from the watersheds; therefore, where it happens ...
Earth Sciences
Jun 9, 2020
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198
Given the present-day rate of global sea-level rise, remaining marshes in the Mississippi Delta are likely to drown, according to a new Tulane University study.
Environment
May 22, 2020
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5028
Why do carbon dioxide levels in the atmosphere wax and wane in conjunction with the warm and cold periods of Earth's past? Scientists have been trying to answer this question for many years, and thanks to chemical clues left ...
Earth Sciences
May 21, 2020
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252
A study in the May 6th issue of Nature indicates the increase in rainfall forecast by global climate models is likely to hasten the release of carbon dioxide from tropical soils, further intensifying global warming by adding ...
Earth Sciences
May 6, 2020
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477
Ninety years ago there were no satellites to detect changes in Greenland's coastal glaciers, but a new study combining historical photos with evidence from ocean sediments suggests climate change was already at work in the ...
Earth Sciences
Mar 11, 2020
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282