Mysterious climate behavior during Earth's most severe mass extinction event explained
The end-Permian mass extinction is the most severe mass extinction event ever recorded, during which ~80% of marine species went extinct.
The end-Permian mass extinction is the most severe mass extinction event ever recorded, during which ~80% of marine species went extinct.
Earth Sciences
Jun 21, 2022
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As greenhouse effects become increasingly prominent, soil carbon has been a major focus of research on climate change. Soil microorganisms are the key groups that drive soil carbon transformation. Due to the complexity of ...
Ecology
Jun 20, 2022
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Marine cyanobacteria (blue-green algae) are major contributors to the global carbon cycle and are the basis of the food web in many of the world's oceans. They only require sunlight, carbon dioxide, plus a panel of essential ...
Biochemistry
Jun 9, 2022
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41
The famous snow-capped peaks of the Alps are fading fast and being replaced by vegetation cover—a process called "greening" that is expected to accelerate climate change, a study said Thursday.
Environment
Jun 5, 2022
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50
For decades, paleobotanist David Greenwood has collected fossil plants from Australia—some so well preserved it's hard to believe they're millions of years old. These fossils hold details about the ancient world in which ...
Paleontology & Fossils
May 31, 2022
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Soil-borne organisms, especially earthworms, break down leaves and other dead material, releasing nutrients and making the soil fertile while sequestering carbon in the soil and thus helping counteract climate change. During ...
Ecology
May 31, 2022
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Soil respiration is fundamental in terrestrial ecosystems, where plants and microbes dominate the production of carbon dioxide released to the atmosphere. The scientific understanding of the processes underpinning soil respiration ...
Earth Sciences
Apr 21, 2022
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As a University of Arizona professor of astronomy and planetary sciences who studies planets orbiting other stars, Daniel Apai spends much of his time thinking about what makes worlds habitable.
Environment
Apr 20, 2022
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Since the mid-20th century, research and discussion has focused on the negative effects of excess nitrogen on terrestrial and aquatic ecosystems. However, new evidence indicates that the world is now experiencing a dual trajectory ...
Environment
Apr 14, 2022
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152
A new global analysis of the last 19 million years of seafloor spreading rates found they have been slowing down. Geologists want to know why the seafloor is getting sluggish.
Earth Sciences
Apr 14, 2022
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146