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View Resource Environmental and Economic Costs Associated with Non-indigenous Species in the United States

In this new report from Cornell University, researchers David Pimentel and others discuss how "invading non-indigenous species in the United States cause major environmental damage, public health problems and cost the nation more than $122 billion per year." The report assesses the magnitude of the environmental impacts and estimates economic costs associated with non-indigenous species invasions.

http://hear.org/articles/pdfs/pimentaletal990612.pdf