27 Dec '11, 8pm

Electrified Cages Revive Near-Dead Corals

Electrified Cages Revive Near-Dead Corals

Corals have a whole heap of problems to deal with -- pollution, marine debris, warming water due to climate change, overfishing of important species that keep reefs healthy and so on. But there's one human technology that is helping, rather than harming reefs in Indonesia that are on the brink of dying out. Discovery News writes, "In the turquoise waters of Pemuteran off the north coast of Bali where the project was launched in 2000, a metal frame known as "the crab" is covered with huge corals in shimmering colors where hundreds of fish have made their homes." That "crab" cage is electrified, and a small, harmless electrical current is helping to stimulate growth. In fact, corals can grow 2-6 times faster on these cages than on other natural surfaces. Rani Morrow-Wuigk, a 60-year-old German-born Australian used technology created by German architect and marine scientist W...

Full article: http://www.treehugger.com/clean-technology/electrified-ca...

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