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oligocene, Tag
- Cenozoic Ice Age Caused by Drop in CO2… Because Models Tue, 10 Aug 21, 11:00amGuest “I couldn’t make this sort of schist up if I was trying” by David Middleton H/T to Robert Bissett… Drop in Greenhouse Gas Caused Global Cooling 34 Million Years…
- Back to the Future: Paradise Lost, or Paradise Regained? Tue, 24 Jul 12, 6:00pmGuest post by Paul MacRae In June, a NASA climate study announced that the warm middle Miocene era, about 16 million years ago, had carbon dioxide levels of 400 to 600 parts per million...