NPR News: Great Barrier Reef Hit By Bleaching For The Second Year In A Row

Great Barrier Reef Hit By Bleaching For The Second Year In A Row
Scientists say severe bleaching events have happened three other times in the past 20 years — but never in consecutive years. They fear that prolonged stress could kill the corals.

Đọc tiếp trên NPR
April 10, 2017 at 10:14PM
Environment