A new study published in Nature has found that more than 56 percent of the world's oceans have changed color in the past 20 years, and climate change is to blame.

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Hurricane Nigel Forms, Lee to Dissipate by Tuesday
Hurricane Nigel has formed in the Atlantic and is expected to intensify in the next 24 hours. Meanwhile, Lee brought rough surf along the U.S.-Canada border but the storm is expected to dissipate by Tuesday.
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