miocene, Tag

Guest geology lesson by David Middleton What’s wrong with the following paragraph? In Late Jurassic-Early Cretaceous times, Gondwana was split apart, and as rift volcanism and sea-floor spreading developed, ocean temperatures...

The Pliocene is coming to get you. The shocking news is that the world cooled for 50 million years, then, just like that, two hundred years ago, humans stopped the cooling, and turned the global clock, or thermometer, whateveryoucallit,...

Strap yourself down – a puzzle you never knew existed has finally been solved!

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...

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...

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...

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...

[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 …...

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...