2010-09-032010-09-031974Accession # 10530http://hdl.handle.net/1969.3/27071178 pagesThe purpose of this guidebook is to reduce a vast stockpile of ecological data to a few simple principles, by means of which to improve our use of coastal lands and waters. The need for improvement should be apparent to anyone who has examined a number of the Nation's coastal ecosystems and found true a Federal report that all but 25 percent of them are seriously degraded by the polluting effects of civilization.en-UScoastal ecologycoastal zone managementBook