Mother Nature Network: To rebuild coral reefs quickly, just add electricity
Biorock reefs -- sunken steel frames connected to a low-voltage current -- are giving coral a second chance at surviving humanity
You may have heard that coral reefs are in trouble. Serious trouble. A recent survey of Australia's Great Barrier Reef, the largest living structure on the planet, found 93 percent of the coral has been impacted by bleaching; a stark warning sign that the ecosystem is under tremendous environmental stresses.
The...