Proceedings of the 1987 Exclusive Economic Zone Symposium on mapping and research: planning for the Next 10 Years /

Vydáno 1988

Classification and mapping og agricultural land for National Water-Quality assessment /

Autor Gilliom, Robert J., Thelin, Gail P.
Vydáno 1997

Design of the National water-quality assessment program : occurrence and distribution of water-quality conditions /

Autor Gilliom, Robert J., Alley, William M., 1952-, Gurtz, Martin E.
Vydáno 1995

Sustainable growth in America's heartland : 3-D geologic maps as the foundation /

Vydáno 1999

Proceedings of a U.S. Geological Survey Workshop on Environmental Geochemistry /

Vydáno 1990

Economic effects of western Federal land use restrictions on U.S. coal markets /

Autor Watson, William Downing, 1938-, Medlin, Antoinette L., Krohn, Kathleen K., Brookshire, David S., Bernknopf, Richard L.
Vydáno 1991

Planning for the conservation and development of infrastructure resources in urban areas - Colorado front range urban corridor /

Vydáno 2002

The U.S. Geological Survey and the Chesapeake Bay : the role of science in environmental restoration /

Vydáno 2002

Water quality in the Puget Sound basin, Washington and British Columbia, 1996-98 /

Autor Ebbert, James C.
Vydáno 2000

Understanding our fragile environment : lessons from geochemical studies /

Vydáno 1993