While earthworms might be good for grandma's garden, the little wigglers are having a disconcerting impact on Minnesota's forests. Lee Frelich, director of the University of Minnesota's Center for Hardwood Ecology, says that these invasive worms, in combination with global warming, are devastating the state's treasured natural assets. Download fully produced :90 feature || Download raw audio ...
Source: blog.lib.umn.edu
Monday, March 31, 2008
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