Stress Effects on Natural Ecosystems, Edited by Gary W. Barrett & Rutger Rosenberg. (Environmental Monographs & Symposia, Convenor & General Editor, Nicholas Polunin.) John Wiley & Sons, Chichester-New York-Brisbane-Toronto-Singapore: xviii + 305 pp., figures & tables, 24.5 × 15.5 × 2 cm, hard cover, £20.50, 1981