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Green news from the UC Division of Agriculture and Natural Resources
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by Celestial Elf
on February 22, 2015 at 9:52 AM
In support of International Year of Soils 2015 and to raise awareness of Earthworms in the Uk which are under threat as New Zealand Flatworms Invade, The English Worm;  
https://www.youtube.com/watch?v=ZAeAL9ReOO8
by Jeannette E. Warnert
on February 23, 2015 at 9:04 AM
Celestial Ekf - Thanks for sharing the link to your video. I'll pass it along to the sources of this article.
by Anthony T. O'Geen
on February 23, 2015 at 5:00 PM
Interestingly, the worms (the good ones) in the posted video (Lumbricus terrestris) are invasive species in North America. They were brought to N. America by early settlers. The worm’s eating habits and burrowing nature have changed nutrient and carbon cycling, some say adversely in forests.  
 
Patrick J. Bohlen, Stefan Scheu, Cindy M. Hale, Mary Ann McLean, Sonja Migge, Peter M. Groffman, and Dennis Parkinson 2004. Non-native invasive earthworms as agents of change in northern temperate forests. Frontiers in Ecology and the Environment 2: 427–435. http://dx.doi.org/10.1890/1540-9295(2004)002[0427:NIEAAO]2.0.CO;2
 
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