U.S. Geological Survey

The USGS serves the Nation by providing reliable scientific information to describe and understand the Earth; minimize loss of life and property from natural disasters; manage water, biological, energy, and mineral resources; and enhance and protect our quality of life.

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    • Protected Acres Database (Protected Acres per 1,000 Persons)
      septembre 2022
      Source : U.S. Geological Survey
      Téléchargé par : Knoema
      Accès le : 29 septembre, 2022
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      PAD-US is America’s official national inventory of U.S. terrestrial and marine protected areas that are dedicated to the preservation of biological diversity and to other natural, recreation and cultural uses, managed for these purposes through legal or other effective means. Lands in PAD-US are mainly open space/resource lands owned in fee by agencies and nonprofits.