Explains the strategy that USGS will use to estimate the distribution and abundance of freshwater resources, evaluate factors affecting availability, estimate undeveloped potential resources, and forecasting likely changes due to other factors.
Drought water homepage with links to maps showing streamflow conditions, drought definitions, resources, publications, and answers to Frequently Asked Questions (FAQs).
Studies in Eastern United States on massive sulfide deposits in Maine, Vermont, Great Smoky Mountains, and Virginia to assess potential environmental impacts.
General information on the science of hydrology with information on ground water, surface water, water use, the work of hydrologists, and hydrology as a career.
Explains 16 distinct types of scientific information that are needed to understand climate change, including the specific parameters measured, why they are needed, who measures them, and the type and amount of information that are not yet available.
Describes cooperation of the USGS office in Las Vegas, Nevada, with the Department of Energy to address environmental and scientific issues at the Nevada Test Site and vicinity with links to project information.