Biotechnology and the Environment; Introduction of Genetically Modified Organisms Into the Environment . Harold A. Mooney and Giorgio Bernardi, Eds. Published on behalf of the Scientific Committee on Problems of the Environment and the Scientific Committee on Genetic Experimentation of the International Council of Scientific Unions by Wiley, New York, 1990. xxi, 201 pp., illus. $110. SCOPE 44. From a meeting, Bellagio, Italy.; Risk Assessment In Genetic Engineering . Morris A. Levin and Harlee S. Strauss, Eds. McGraw-Hill, New York, 1991. xii, 404 pp., illus. $39.95. McGraw-Hill Environmental Biotechnology Series.; Assessing Ecological Risks of Biotechnology . Lev R. Ginzburg, Ed. Butterworth-Heinemann, Boston, MA, 1991. xx, 379 pp., illus. $79.95. Biotechnology Series, 15.