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Diving instructor Patti Gross plants coral and...
uk.news.yahoo.com
Diving instructor Patti Gross plants coral and scrubs algae off coral as part of a gardening project at Alligator Reef in the Florida Keys on May 23, 2015
The world's coral reefs, like this outcrop …
uk.news.yahoo.com
The world's coral reefs, like this outcrop being tended by diver Patti Gross in the Florida Keys on May 23, 2015, are threatened by a chemical found in thousands of ...
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