1992, ISBN: 0691087695

Addressing ecologists, legislators, lawyers, and industrialists alike, Ruth Patrick asks what has been accomplished with the millions of dollars spent on upgrading our surface waters. Has… Mehr…

Addressing ecologists, legislators, lawyers, and industrialists alike, Ruth Patrick asks what has been accomplished with the millions of dollars spent on upgrading our surface waters. Has the water improved in spite of the fact that the crayfish, snails, and algae are not those that one would expect to find in natural rivers and estuaries? To evaluate the success of environmental laws over the past two decades, the author examines the aquatic life of river systems in the Delaware Valley, Texas, and Georgia--the only areas in the United States where she found enough biological data to determine trends over time. Although tracing the impact of environmental laws is difficult, Patrick found that for these three water systems the results were generally positive. However, if society as a whole wants effective environmental legislation, organizations must take on a more systematic and orderly approach to data gathering. Patrick argues that in monitoring the waters, one must study protozoa, algae, and worms as well as fish, oysters, and shrimp; one must track amounts of metal as well as low concentrations of oxygen. In proposing options for the future, the author predicts that the cost of such monitoring will be higher than present expenditures, but the cost of lax control will be even greater. Originally published in 1992. The Princeton Legacy Library uses the latest print-on-demand technology to again make available previously out-of-print books from the distinguished backlist of conservation,earth sciences,engineering,environmental science,nature and ecology,politics and government,politics and social sciences,public affairs and policy,science,science and math Environmental Science, Princeton University Press<

1992, ISBN: 9780691087696

Princeton University Press, 1992. *Price HAS BEEN REDUCED by 10% until Monday, Jan. 9 (weekend sale item)* 220 pp., Hardcover, ex library, else text clean and binding tight. - If you a… Mehr…

Princeton University Press, 1992. *Price HAS BEEN REDUCED by 10% until Monday, Jan. 9 (weekend sale item)* 220 pp., Hardcover, ex library, else text clean and binding tight. - If you are reading this, this item is actually (physically) in our stock and ready for shipment once ordered. We are not bookjackers. Buyer is responsible for any additional duties, taxes, or fees required by recipient's country., Princeton University Press, 1992, 0<

1992, ISBN: 9780691087696

Princeton University Press, 1992. 220 pp., Hardcover, ex library, else text clean and binding tight. - If you are reading this, this item is actually (physically) in our stock and ready… Mehr…

Princeton University Press, 1992. 220 pp., Hardcover, ex library, else text clean and binding tight. - If you are reading this, this item is actually (physically) in our stock and ready for shipment once ordered. We are not bookjackers. Buyer is responsible for any additional duties, taxes, or fees required by recipient's country., Princeton University Press, 1992, 0<