From abstract: "This study was made to describe the distribution of inorganic nitrogen and other chemical constituents and nitrogen-using bacteria in the unsaturated zone, to relate nitrogen occurrences, in a general way, to present and historical land use, and to attempt to predict nitrogen concentrations in ground water after recharge" within the Highland-East Highlands area of San Bernardino County, California. It includes maps, graphs, and tables.

Weekly newspaper of the U.S.S. Texas that includes news and information of interest to crew members.

Bimonthly newsletter published for employees of Lockheed Martin Aeronautics Co. containing work-related information, updates about employees, and other news.

A report about volcano response plans. It discusses a four-level color code with successive conditions. For instance, green means no risk while red means an eruption is occurring.

From Introduction: "The Kingman Quadrangle, Arizona, Nevada, and California (Fig. 1), was evaluated to identify geologic environments and delineate areas that exhibit characteristics favorable for uranium deposits.

From Abstract: The report presents a compilation and technical assessment of the existing data on climate, geology, hydrology, water chemistry, and seismicity for four geothermal areas in the United States: Imperial Valley and The Geysers, California; Klamath Falls, Oregon; and the Rio Grande Rift Zone, New Mexico.