L:
Land use history of North America (LUHNA) - Report prepared with NASA on the importance of a historical context for understanding ongoing changes in land cover and land use in North America and the effect on the environment. Site contains primarily contents of a book edited by T.D.Sisk. [Department of the Interior, U.S. Geological Survey (USGS)]

Legacy Management Site Documents - Provides access to a collection of legacy documents from 44 historical sites from 1970 forward, a collection of uranium historical documents and an interactive sites map. [Department of Energy (DOE)]