Phenomena affecting or occurring within the mass of gases that surrounds the earth, including its physics, chemistry, dynamics, and weather conditions.
Summary of part of the USGS interdivisional Mississippi Basin Carbon project that will study the changes in climate and the environment through carbon cycle changes recorded in lake sediments in the Upper Mississippi River Basin.
Broad overview of USGS research and monitoring designed to understand current changes in the context of prehistoric and recent earth processes, distinguishing between natural and human-influenced changes, and recognizing ecological and physical responses
Information is provided about coastal impacts of Katrina, Rita, and Wilma and Satellite Imagery and other Geospatial Data, News Releases, Streamflow Conditions, publications and other resources.
Fact sheet on the formation of acid rain, its effects, investigations, and the program of a nationwide network of acid rain monitoring stations called the National Atmospheric Deposition Program/National Trends Network (NADP/NTN).
U.S. map of real-time streamflow compared to historical values with links to U.S. maps and data of surface water, ground water, precipitation, river conditions and floods and other information on current and past water resources conditions.
Links to streamflow, surface and ground water, water quality, flood, drought, and precipitation data in real-time and for historic time periods for Illinois.
USGS water resources home page for Idaho with links to detailed hydrologic studies and real-time and long-term data on streamflow, ground and surface water, water quality, and water use, plus drought watch and relevant publications.
U.S. Department of the Interior |
U.S. Geological Survey