The reefs, the second biggest system in the world after Australia's Great Barrier Reef, are under threat from nickel mining on New Caledonia, Green groups say.

CNN: Green bid to preserve Pacific reef

Green groups are concerned that runoff from the mining operations is flowing into the lagoons and waters which support the reef, threatening their currently pristine state.

CNN: Green bid to preserve Pacific reef

Capitalizing on the popular mania for sustainable energy, the penny-stock operators are converting failed Canadian mining outfits and Internet firms into green machines with names like Western Wind Energy and Hydrogen Power International.

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