News tagged with mortality rates

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Tree deaths have doubled across the western US

( -- A new study led by the U.S. Geological Survey and involving the University of Colorado at Boulder indicates tree deaths in the West's old-growth forests have more than doubled in recent decades, likely from ...

dateJan 22, 2009 in Environment
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Microbiome may have shaped early human populations

We humans have an exceptional age structure compared to other animals: Our children remain dependent on their parents for an unusually long period and our elderly live an extremely long time after they have stopped procreating.

dateDec 16, 2014 in Evolution
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