Assessing groundwater availability in the North Atlantic Coastal Plain aquifer system [ More info] Nature, history, and distinctive characteristics of this aquifer system help us to understand the likely distribution of available groundwater.
Biomarker Benchmarks: Reproductive and Endocrine Biomarkers in Largemouth Bass and Common Carp from United States Waters [ More info] Describes a national reconnaissance study of reproductive health in two species of fish across the US. More than 2,200 common carp and 650 largemouth bass were collected at 119 rivers and streams.
Data for giant constrictors - Biological management profiles and an establishment risk assessment for nine large species of pythons, anacondas, and the boa constrictor [ More info] Locations for nine species of large constrictors, from published sources, along with monthly precipitation and average monthly temperature for those locations. Shapefiles for each snake species studied.
Geochemical and mineral maps from soils of the conterminous United States [ More info] Geochemical and mineralogical maps along with a histogram, boxplot, and empirical cumulative distribution function plot for each element or mineral whose data are provided in DS-801
Ground-water data for Delaware [ More info] Consistent, historic, and up-to-date ground-water data, such as water levels collected at wells and springs, are available from the USGS National Water Information System as graphs, tables, or files to download.
Land-cover change research at the U.S. Geological Survey-assessing our nation's dynamic land surface [ More info] Estimates of change in major types of land use and land cover from 1973 to 2000 should help model potential future change as climate, population, public policy, and technology change.
Mid-Atlantic Federal Partners for the Environment (MAFPE) [ More info] Information on organization of federal agencies committed to conserving, managing, and protecting Mid-Atlantic region's natural resources.
National Land Cover Database Evaluation, Visualization, and Analysis Tool [ More info] Map interface providing summary statistics and geospatial data indicating changes in land cover from 2001 through 2011 in the continental US.
Real-time water data for Delaware [ More info] Consistent, real-time water data from streams, lakes, reservoirs, ground-water, and meteorological sites, are available from the USGS National Water Information System as graphs, tables, or files to download.
Regional assessments of the Nation's water quality--Improved understanding of stream nutrient sources through enhanced modeling capabilities [ More info] Studies of the sources, transport, and fate of nutrients in the streams of six major regions of the conterminous United States.
Alphabetical Index of Topics
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