Phenomena affecting or occurring within the mass of gases that surrounds the earth, including its physics, chemistry, dynamics, and weather conditions.
Overview of research in the Hawaiian Islands and Guam to gain insight into the structure of coral reefs, to provide the basis for future monitoring, and to understand the influences of natural processes and human activities on coral reef health.
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.
Extreme storms, sea-level rise, and the health of marine communities are some of the major societal and environmental issues studied by this part of USGS.
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).
Over 30 years of substantial warming, the timing of life cycle events in maize here has changed, threatening the crop yield by exposing the plant at sensitive phases in its life cycle to increased heat and drought, and lowering the weight of its grains.
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.
USGS water resources home page for Illinois with links to detailed hydrologic studies and real-time and long-term data on streamflow, ground and surface water, droughts, flooding, and water quality with highlights and project information.
USGS water resources home page for Kansas with links to detailed hydrologic studies and real-time and historical data on streamflow, ground and surface water, and water quality plus flood watch, drought watch, publications, and district news.
USGS water resource home page for Massachusetts and Rhode Island with detailed hydrologic studies and historic and real-time data on streamflow, ground and surface water, basins, floods, droughts, and water quality, plus district news.