Sentences with phrase «eocene time boundary»
The double - barreled carbon release at the Paleocene - Eocene time boundary pretty much rules out an asteroid or comet impact because such a catastrophe would have been «too quick» to explain the 1,500 - year duration of each carbon pulse, Bowen says.
https://www.sciencedaily.com/ Not exact matches
By contrast, diversification analyses failed to detect evidence for rate - shift changes near the Eocene - Oligocene boundary even though the fossil record provides clear evidence for a major turnover event («Grande Coupure») at this time.