The USGS National Biological Information Infrastructure Gap Analysis Program provides data and maps related to landcover, stewardship or predicted species distribution data. Data is available at the regional and state level.
Graphical Ontology Browser
- Click on a node to jump to the content of that node
- Pan to see the rest of the graph
- Scroll the mousewheel up and down to zoom in and out
- Rearrange the nodes in the graph by dragging a node to a different position