Description: "This report presents the results of investigations conducted six years following the impoundment of Ray Roberts Lake." The purpose of the study is "to improve understanding of the impact of [U.S. Army Corps of Engineers] water resource projects, to provide the basis for evaluating the projects' effects on fish and wildlife resources, and to provide the opportunity for better planning and development of water resource projects and natural resource management" in the Lake Ray Roberts area, located in Denton County, Texas (p. 3).

Description: This report describes the results of excavations performed by the Institute of Applied Sciences at the Lewisville Lake project, Denton County, Texas. This field work, conducted in 1988, consisted of excavation of five prehistoric sites deemed eligible for nomination to the National Register of Historic Places. The prehistoric sites include Early/Middle/Archaic to Late Prehistoric II occupations. New data were obtained pertaining to resource utilization, past environments, and adaptive strategies. These analyses documented changes in past environments and associated human responses. Adaptive strategies included changes in territoriality, raw material acquisition and faunal procurement.

Description: This pamphlet discusses the effects of chemicals on people and the environment. Chemicals provide many benefits to mankind. They also create a wide variety of problems. In this pamphlet, the author will examine some of the benefits of chemicals to mankind. The author also will examine some of the problems chemicals have caused, are causing and may cause in the future. Obviously, we seek to have the benefits outweigh the problems. Whether you feel that the benefits outweigh the problems depends to a large extent on your understanding of the issues, your economic condition, your philosophy of life, and many other factors. Basically, the author hopes to share with you his perspective on the use of chemicals and identify some of the opportunities and challenges facing us as interdependent citizens and residents of communities throughout Texas and indeed the world.

Description: "This report summarizes the progress of studies conducted in 1973 to determine the effects on Hudson River organisms of entrainment by the Indian Point nuclear power station" with emphasis "on the potential effects of entrainment on organisms passing through the plant's condenser cooling system" (p. xxi).

Description: "This report presents the results of the pre-impoundment investigations" of Ray Roberts Lake. The purpose of the study is "to improve understanding of the impact of [U.S. Army Corps of Engineers] water resource projects, to provide the basis for evaluating the projects' effects on fish and wildlife resources, and to provide the opportunity for better planning and development of water resource projects and natural resource management" in the Lake Ray Roberts area, located in Denton County, Texas (p. 3).