(PhysOrg.com) -- People often talk about greenhouse gases and their effect on the earth's climate as if those effects were new. But greenhouse gases have been around for hundreds of millennia, playing a key role in the start ...
Earth Sciences
Aug 5, 2009
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(PhysOrg.com) -- A team of scientists from the United States, Germany, Russia and Austria has just returned from a six-month drilling expedition to a frozen lake in Siberia: Lake El'gygytgyn, "Lake E" for short.
Earth Sciences
May 28, 2009
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(PhysOrg.com) -- The fossil record is known to be biased by the unevenness of geographical and stratigraphical sampling, and the lack of exposed rocks containing fossils. In a recent Perspective in Science [2 January 2009] ...
Earth Sciences
Jan 14, 2009
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A river in the foothills of the Himalayas separates tigers and farmers and nurtures both wildlife and agriculture. But now that the river is drying up, conflicts between the two are increasing, endangering the habitat of ...
Ecology
21 hours ago
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Current concentrations of carbon dioxide (CO₂) in Earth's atmosphere are unprecedented in human history. But CO₂ levels today, and those that might occur in coming decades, did occur millions of years ago.
Earth Sciences
May 1, 2024
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Seeing elephants in the wild is a timelessly awe-inspiring experience. There are only three living species today: the African savannah elephant, African forest elephant, and Asian elephant.
Evolution
Oct 16, 2023
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7
Sea levels in Micronesia rose much faster over the past 5,000 years than previously thought, according to our new study published today in Proceedings of the National Academy of Sciences.
Archaeology
Dec 24, 2022
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136
If you look back at the history of Atlantic hurricanes since the late 1800s, it might seem hurricane frequency is on the rise.
Earth Sciences
Nov 29, 2022
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An international study in which the University of Granada participated—recently published in the journal Scientific Reports—has identified a new fossil record of giant predatory worms in the northeast of Taiwan (China), ...
Paleontology & Fossils
Feb 18, 2021
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21
Forecasts of hurricane frequency in a warming world remain unclear. Although scientists believe climate change will increase storm intensity, the data are murkier about whether climate will drive more hurricanes in the future. ...
Earth Sciences
Feb 2, 2021
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