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Global Warming in CA: Some Trees are Growing Faster

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Over in Copenhagen, world leaders are meeting to discuss and hopefully come to an agreement on emissions and global warming. But what are scientists saying about global warming here in California? One interesting and odd nugget is about bristlecone pine trees that are found mountain areas. Scientists are finding that the higher the temperature, the wider a tree's ring measures, which indicates its annual growth. The trees in high altitude areas, which live for thousands of years, have experienced faster normal growth since 1951, according to Discovery.