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Sierra lake offers clues about ongoing drought


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By Bettina Boxall, Los Angeles Times

In 2000, researchers took a coring from the bed of a small, shallow lake in the Eastern Sierra Nevada mountains.

They analyzed the organic matter and chemicals in the sediments to reconstruct a climate record of the past 10,000 years. They then compared it with reconstructions of ancient ocean temperatures.

The results echoed previous studies that have found a link between past periods of climate warming, cool sea-surface temperatures in the eastern Pacific Ocean and centuries-long droughts in California and the West.

Does that mean that global warming is pushing California to the threshold of endless drought?

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Comments

Comments (2)
  1. Robin Smith says - Posted: September 21, 2016

    Just centuries long drought in California and the West not endless.

  2. don't give up says - Posted: September 22, 2016

    “Very, very poor at predicting” and “uncertain” and “indicate” are not words or phrases a scientist worth his or her salt would use in telling us what the future holds. But it sure generates grant money?