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@ClimateOfGavin A large CH4-rich comet as PETM precursor is looking likely. both direct https://t.co/3P29cvKhLB and indirect https://t.co/rir30EF2Yz supply
@ClimateOfGavin A large CH4-rich comet as PETM precursor is looking likely. both direct https://t.co/3P29cvKhLB and indirect https://t.co/rir30EF2Yz supply
Evidence for abundant isolated magnetic nanoparticles at the Paleocene–Eocene boundary | http://t.co/h375nBLU