The Carbon Hunters in Brazil - Amazon

FRONTLINE/World journeys to the remote rainforests of Brazil, where several American companies have been on the hunt for an increasingly valuable new commodity -- carbon. But investing in big tracts of forest in order to soak up the carbon they may have to account for in proposed energy legislation is not without its costs.

WATCH video:http://www.pbs.org/frontlineworld/stories/carbonwatch/2010/05/the-carbon-hunters.html