Pesky Glaciers and Differing Geography Forced Faster Conifer Evolution in Northern Hemisphere
December 11th, 2012 |
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Southern conifer species have had it easy over the past 65 million years — especially compared to their hard-knock northern kin. Unlike their Southern Hemisphere cousins, whose northward-drifting continents continued to host stable habitats with cozy, Club-Med like conditions similar to those in which these conifers evolved, northern hemisphere conifer species were forced to cope [...]
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The Fungal Apocalypse, Permo-Triassic Edition
September 15th, 2011 |
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There is something curious about the sedimentary rocks laid down around the world 250 million years ago, at the height of Earth’s greatest extinction: they are often riddled with filaments, and no one is sure what they are. Nothing like them has been found in rocks before or since. What seems apparent, and what everyone [...]
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