Using a combination of techniques to control or direct the use of resources and limit population size to reach a predetermined goal, such as sustainability.
This program integrates monitoring programs that track the abundance distribution, productivity, and health of the Nation's plants, animals, and ecosystems.
This report is major publication on national biological resources that compiles and presents status and trends information for use by resource managers and the public. Presents detail information on ecosystems, plants, and animals.
Guide to major U.S. environmental statutes and corresponding regulations on air quality, fish and wildlife conservation, cultural and historic resources, solid and hazardous substances, public lands, farmlands, and water resources.
Brief descriptions of categories of USGS research programs and projects on water resources in Michigan with links to more detailed information on projects.
Links to descriptions, publications, and photos of research projects in Michigan related to drinking water including source assessment, ground water availability, water resources, and contaminants in water.
Description of project to study the distribution of saline water in the aquifers of the Coastal Plain of Virginia and the potential for saline water intrusion by evaluating chloride concentrations and the factors affecting chloride distribution.
U.S. Department of the Interior |
U.S. Geological Survey