reporter: a nearby marine buoy in the upper keys measured the surface water temperature above 100 degrees last month, which scientists believe is due, in part, to human-caused climate change. now there s a race to save the coral. ironically, by removing them from their habitat. we are trying to rescue as much of the genetic diversity and as much of the stock that we have, is paramount to the survival of this species in the florida keys. reporter: this is the program manager of the coral restoration foundation. volunteers have been taking 20 different species of coral from the sea and to their partners at the keys marine lab, where they are placed into tanks that simulate more normal conditions. the goal is to keep them alive and return them once the waters have cooled. we ve seen a species disappear, but an entire ecosystem, we haven t seen that. and i don t want to be part of
In a race against time, multiple organizations are working to save the reef that runs along the Florida Keys during a heat wave that has already led to historic coral
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