Tag Archives: Miocene

Paper: ‘Summer temperatures were about 10°C warmer than today, even though the concentration of atmospheric CO2 was similar’

From AAAS: From Russia with Lovely Data Climate and the atmospheric concentration of CO2 are closely linked. Brigham-Grette et al. (p. 1421, published online 9 May) present data from Lake El’gygytgyn, in northeast Arctic Russia, that shows how climate varied … Continue reading

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Posted in Paleoclimatology | Tagged , , , , , , , | 56 Comments

Back to the Future: Paradise Lost, or Paradise Regained?

Guest 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. The coasts of Antarctica were ice-free … Continue reading

Posted in Alarmism, Sea level | Tagged , , , , , , , | 87 Comments

NASA: Study Finds Ancient Warming Greened Antarctica

It seems Antarctica once had vegetation and had a lot of rain. This artist’s rendition created from a photograph of Antarctica shows what Antarctica possibly looked like during the middle Miocene epoch, based on pollen fossil data. Image credit: NASA/JPL-Caltech/Dr. … Continue reading

Posted in Antarctic, Paleoclimatology | Tagged , , , , , , , | 69 Comments

Claim: Today’s climate is more sensitive than that of the past

Press Release 12-107 Today’s Climate More Sensitive to Carbon Dioxide Than in Past 12 Million Years Geologic record shows evolution in Earth’s climate system The phytoplankton Emiliania huxleyi offers clues about climate past, present and future. Credit and Larger Version … Continue reading

Posted in Climate sensitivity | Tagged , , , | 94 Comments

More Glacial Junk Science Journalism

[Note: this post (and a few others) was lost in WordPress, and I had no notification of its existence. While a bit dated, it is still valid – note to guest authors with WUWT WordPress privileges – when you submit … Continue reading

Posted in Alarmism, Current News, Disaster, Glaciers, Paleoclimatology | Tagged , , , , , , , | 81 Comments

Shock news: mammals adapt to changing climate

From Brown University it seems we need a new variation on the popular bumper sticker: Over 65 million years North American mammal evolution has tracked with climate change Rise and fall of groups of fauna driven by temperature PROVIDENCE, R.I. … Continue reading

Posted in Uncategorized | Tagged , , , , , , , | 57 Comments