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Pacific Ocean’s response to greenhouse gases could extend California drought for centuries

Clues from prehistoric droughts and arid periods in California show that today’s increasing greenhouse gas levels could lock the state into drought for centuries, according to a study led by UCLA professor Glen MacDonald. The study, published today in the Nature.com journal┬áScientific Reports, looked at how natural climatic forces contributed to centuries-long and even millennia-long periods of dryness in California …