Pilkey, Orrin H. Useless arithmetic : why environmental scientists can’t predict the future / by Orrin H. Pilkey & Linda Pilkey-Jarvis. - New York : Columbia University Press, 2007. - xv, 230 p. : ill., maps ; 24 cm. ISBN: 9780231132138 Subjects--Topical Terms: Environmental protection --Decision making --Mathematics; Environmental policy --Mathematics; Ecology --Mathematical models. Dewey Class. No.: 363.705 PIL