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Online collection of all digital USGS 1:24K scale topographic maps (as well as various other GIS data) covering the United States, available as a free download. NPScape United States Department of the Interior National Park Service NPScape is a landscape dynamics monitoring project that provides landscape-level data, tools, and evaluations for ...
The Wetlands Geodatabase and the Wetlands Mapper, as an Internet discovery portal, provide technological tools that allow the integration of large relational databases with spatial information and map-like displays. The information is made available to an array of federal, state, tribal, and local governments and the public.
The National Wetlands Inventory (NWI) was established by the United States Fish and Wildlife Service (FWS) to conduct a nationwide inventory of U.S. wetlands to provide biologists and others with information on the distribution and type of wetlands to aid in conservation efforts.
This list of Ramsar sites in the United States are those wetlands that are considered to be of international importance, protected under the Ramsar Convention treaty. The United States as of 2020, has 41 sites designated as "Wetlands of International Importance" with a surface area of 1,884,551 hectares (7,276.29 sq mi; 18,845.51 km 2).
Wetlands of New York (state) (1 C, 20 P) Wetlands of North Carolina (2 C, 10 P) Wetlands of North Dakota (13 P) O. Wetlands of Ohio (2 C, 4 P) Wetlands of Oklahoma (3 P)
The Mobile–Tensaw River Delta is the largest river delta and wetland in Alabama. It encompasses about 260,000 acres (110,000 ha) in a 40-by-10-mile (64 km × 16 km) area and is the second-largest delta in the contiguous United States. [1] This large river delta is around 45 mi long and averages 8 mi wide, being 16 mi wide at its widest point.
Wetlands of the United States by state (53 C) * Wetland conservation in the United States (2 C, 19 P) + Wetlands of American Samoa (1 P) B. Bogs of the United States ...
Wetland indicator status denotes the probability of individual species of vascular plants occurring in freshwater, brackish and saltwater wetlands in the United States. The wetland status of 7,000 plants is determined upon information contained in a list compiled in the National Wetland Inventory undertaken by the U.S. Fish and Wildlife Service ...