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fromwww.theguardian.com
1 week ago

How ancient Scottish rocks throw snowball Earth' theory up in the air

Recent examination of some ancient rocks from the west coast of Scotland have now overturned that thinking, suggesting there were periods during snowball Earth when the climate woke up. Close-up views of thin, repeating rock layers known as varves, each thought to represent a single year of sedimentation during the snowball Earth period.
Science
Environment
fromwww.theguardian.com
1 month ago

Some want to ban geoengineering research. This would be a catastrophic mistake for our planet | Craig Segall and Baroness Bryony Worthington

Geoengineering research must not be banned; urgent research is needed because climate sensitivity is higher and emissions reductions are too slow.
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