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Fossils indicate human activities have disturbed ecosystem resilience

2015-07-13 12:00:00| LifeSciencesWorld

[NEWS] CORVALLIS, Ore. - A collection of fossilized owl pellets in Utah suggests that when the Earth went through a period of rapid warming about 13,000 years ago, the small mammal community was stable and resilient, even as individual species changed along with the habitat and landscape. By contrast, human-caused changes to the environment since the late 1800s have caused an enormous drop in biomass and “energy flow” in this same community, researchers reported…

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Category:Biotechnology and Pharmaceuticals

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