…30,000 years ago, Earth began a relentless descent into winter. Glaciers pushed into what were temperate zones. Ice spread beyond polar seas. New layers of ice accumulated on the vast frozen plateau of Greenland…
[youtube=http://www.youtube.com/watch?v=V5YdsYJR5Qw&w=620&h=420]
Tag: science
A Member Of A Fragile Species
“I am a member of a fragile species, still new to the earth, the youngest creatures of any scale, here only a few moments as evolutionary time is measured, a juvenile species, a child of a species. We are only tentatively set in place, error prone, at risk of fumbling, in real danger at the moment of leaving behind only a thin layer of our fossils, radioactive at that.”
— Lewis Thomas, Fragile Species
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