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If you don't have a free version of the Adobe Acrobat Reader, you can get it here . Issues in Ecology is designed to report, in language understandable by non-scientists, the consensus of a panel of scientific experts on issues relevent to the environment. Issues in Ecology is supported by the Pew Scholars in Conservation Biology Program and the Ecological Society of America. All reports undergo peer review and must be approved by the editorial board before publication. No responsibility for the views expressed by authors in ESA publications is assumed by the editors or the publisher, the Ecological Society of America.