During the abrupt cooling at the onset of the so-called Younger Dryas period 12680 years ago changes in the water cycle were the main drivers of widespread environmental change in western Europe. Thus, the regional impacts ...
Earth Sciences
Jan 19, 2014
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0
By analyzing sediment cores from Chilean lakes, an international team of scientists discovered that giant earthquakes reoccur with relatively regular intervals. When also taking into account smaller earthquakes, the repeat ...
Earth Sciences
Jan 30, 2018
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172
During the last glacial period - when the ice in the Antarctic was far thicker and extended further offshore than it does today - it has been speculated that subglacial lakes existed beneath it. An international team of researchers ...
Earth Sciences
Jun 1, 2017
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141
If you were to visit the Great Basin and Colorado Plateau a thousand years ago, you'd find conditions remarkably familiar to the present. The climate was warm, but drier than today. There were large populations of Indigenous ...
Earth Sciences
Apr 14, 2021
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281
While much of public attention on Yellowstone focuses on its potential to produce large supereruptions, the hazards that are much more likely to occur are smaller, violent hydrothermal explosions. Hydrothermal explosions ...
Earth Sciences
Jun 9, 2022
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53
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
Soil erosion reduces the productivity of ecosystems, it changes nutrient cycles and it thus directly impacts climate and society. A team of researchers recorded temporal changes of soil erosion by analyzing sediment deposits ...
Earth Sciences
Oct 29, 2019
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91
(PhysOrg.com) -- Released today, UC Davis' annual Lake Tahoe health report describes a spreading Asian clam population that could put sharp shells and rotting algae on the spectacular mountain lake's popular beaches, possibly ...
Environment
Aug 18, 2009
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0
A team of paleoclimatologists with the U.S. Geological Survey, NASA Ames Research Park, has found that atmospheric rivers in the past have dumped far more rain on California than those that have occurred over the past two ...
An analysis of sediment cores indicates that biological and chemical changes occurring at a remote Arctic lake are unprecedented over the past 200,000 years and likely are the result of human-caused climate change, according ...
Earth Sciences
Oct 19, 2009
2
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