Reviews New York City's Environmental Protection Administration two-year effort in air, water, noise, and solid waste pollution control. Successes and difficulties are seen as applicable to other urban areas. Long-term planning considers population control, poverty programs, traffic management, and land use. (JM)

The Reagan Administration has crippled laws and agencies set up to cope with the toxic chemical crisis. Cancer and other dangers from dioxin-contaminated herbicides, dioxin waste disposal, pesticide exports, and cancer-causing consumer products are discussed. We are sowing seeds for future epidemics of cancer, deformed children, and Love Canals.…

Presents and explains analytical procedures for the detection and quantitative enumeration of bacteria which constitute or are indicators of fecal contamination of aquatic environments. Tests are given for Escherichia coli, fecal Streptococci, Clostridium perfringens, and Salmonella. (WB)

Two recreation and conservation programs in North Carolina are discussed and qualifications for inclusion in the state's trail or river systems are listed. Available from: Center for Environmental, Camping and Outdoor Education; University of North Carolina at Greensboro; Pine Lake Field Campus; 4016 Blumenthal Road; Greensboro, NC, 27406. (AN)

Summarized are the findings of a study to identify and correct water pollution control operator training deficiencies. Several models are presented to aid in developing a coordinated delivery system for operator training and certification. (CS)

Discussion is presented concerning fluoridation of water supplies. Correlation between fluoride in drinking water and improved dental health is reviewed. Relationship is expressed between fluoridation and reduced tooth decay. Use of fluoride in treating skeletal disorders is discussed. Author advocates fluoridating water supplies. (SA)

In arid New Mexico, decisions about water have always been a particularly strong source of tension between local communities and the bureaucracy. In one revent case, the community of Velarde had successfully blocked plans for a diversion dam and canal which would have brought new water into the Espanola valley, but would also have destroyed…

Describes major desert aquatic habitats, including descriptions of environmental conditions characteristic of these areas and the adaptations of desert aquatic organisms to them. (CS)

Details life cycles and descriptions of the major aquatic insects. Instructions for collection and maintenance of live organisms are included. (CS)

Included in this introduction to the study of algae are drawings of commonly encountered freshwater algae, a summary of the importance of algae, descriptions of the seven major groups of algae, and techniques for collection and study of algae. (CS)