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Space & Earth science / Earth Sciences news 1234

Yellowstone's ancient supervolcano: Only lukewarm?

7 hours ago | User rating: 4.5 / 5 after 16 vote(s) | No comments yet

The geysers of Yellowstone National Park owe their eistence to the "Yellowstone hotspot"--a region of molten rock buried deep beneath Yellowstone, geologists have found. But how hot is this "hotspot," and ...


Viruses are hidden drivers of ocean's nutrient cycle

10 hours ago | User rating: 4.5 / 5 after 11 vote(s) | No comments yet

Scientists on Wednesday said they had discovered deep-sea viruses to be an unexpectedly potent driver of the so-called carbon cycle that sustains oceanic life and helps dampen global warming.


Why is Greenland covered in ice?

10 hours ago | User rating: 3.7 / 5 after 24 vote(s) | User comments: 2

There have been many reports in the media about the effects of global warming on the Greenland ice-sheet, but there is still great uncertainty as to why there is an ice-sheet there at all.