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Published online 28 August 2007 |
Nature
| doi:10.1038/news070827-2
Corrected online: 29 August 2007
News
Worm chewing changes soil chemistry
Earthworm invasion into North America could alter carbon sinks.
Earthworms have an unexpected impact on forests, researchers have found: they can change soil chemistry, and so are expected to affect how quickly carbon dioxide is emitted from a forest floor.
The result is particularly interesting to those studying North American forests, because earthworms have historically been rare in this part of the world.
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