'Carbon bomb' lies waiting in world's wetlands, warn scientists
22 Jul 2008

Wetlands ... 771 billion tonnes of greenhouse gases.
New Zealand’s wetlands are part of a world-wide chain that could release a planet-warming "carbon bomb" if they are destroyed, ecological scientists say.
Wetlands contain 771 billion tonnes of greenhouse gases, one-fifth of all the carbon on Earth and about the same amount of carbon as is now in the atmosphere, the scientists said before an international conference linking wetlands and global warming.
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