Sentences with phrase «contain huge amounts of carbon»

Perhaps more ominously yet, the possibility exists that thawing Arctic permafrost — known to contain huge amounts of carbon — could release large amounts of methane and carbon dioxide into the atmosphere.
Terrestrial ecosystems, such as the Arctic tundra and Amazon rainforest, contain a huge amount of carbon in organic matter such as decaying plant material.

Not exact matches

This matters because there is a huge amount of carbon currently locked up in permafrost, and the methane hydrates alone contain more carbon than all of Earth's proven reserves of coal, oil, and natural gas combined.
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