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As temperatures rise, the tree line moves upslope. But ancient bristlecone pines are losing that upslope race to faster-colonizing neighbors. Christopher Intagliata reports.
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By Scientific American4.2
599599 ratings
As temperatures rise, the tree line moves upslope. But ancient bristlecone pines are losing that upslope race to faster-colonizing neighbors. Christopher Intagliata reports.
Learn more about your ad choices. Visit megaphone.fm/adchoices

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