A new study describes a period of rapid global climate change in an ice-capped world much like the present—but 304 million years ago. Within about 300,000 years, atmospheric carbon dioxide levels doubled, oceans became ...
Earth Sciences
May 2, 2022
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197
As greenhouse gas emissions continue to warm the world's oceans, marine biodiversity could be on track to plummet within the next few centuries to levels not seen since the extinction of the dinosaurs, according to a recent ...
Earth Sciences
Apr 28, 2022
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225
Follow the pollen. Records from past plant life tell the real story of global temperatures, according to research from a climate scientist at Washington University in St. Louis.
Earth Sciences
Apr 15, 2022
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164
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
If nations do all that they've promised to fight climate change, the world can still meet one of two internationally agreed upon goals for limiting warming. But the planet is blowing past the other threshold that scientists ...
Environment
Apr 13, 2022
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287
A team of researchers from the University of Hull and Castle Hill Hospital, both in the U.K., has identified minute particles of plastic in lung tissue removed from live human patients, marking the first time such materials ...
In the Southern Hemisphere, the ice cover around Antarctica gradually expands from March to October each year. During this time the total ice area increases by 6 times to become larger than Russia. The sea ice then retreats ...
Earth Sciences
Mar 28, 2022
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224
A new, Yale-led study unlocks the science behind a key ingredient—namely oxygen—in some of the world's most violent volcanoes.
Earth Sciences
Mar 17, 2022
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488
A massive release of greenhouse gases, likely triggered by volcanic activity, caused a period of extreme global warming known as the Paleocene-Eocene Thermal Maximum (PETM) about 56 million years ago. A new study now confirms ...
Earth Sciences
Mar 16, 2022
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113
In the classic example of mountain-building, the Indian and Asian continental plates crashed—and continue colliding today—to form the world's largest and highest geologic structures: the Himalayan Mountains and the Tibetan ...
Earth Sciences
Mar 14, 2022
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816
