Sunday, May 2, 2010

Earth Day celebrates 40 years of education and advocacy

Even as Earth Day celebrates 40 years of education and advocacy, there are still serious threats to our planet
Apr 22, 2010
VIVIAN SONG
Toronto Star
http://www.thestar.com/news/sciencetech/environment/article/797041--earth-day-celebrates-40-years-of-education-and-advocacy

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