Banner Graphic a collage of images representing various USGS activities

Browse USGS by Category and Location

Category:	All Categories>topics>biological and physical processes>atmospheric and climatic processes>atmospheric deposition (chemical & particulate)
Location:	Anywhere

Here are some USGS Web pages with more information on atmospheric deposition (chemical & particulate) and Anywhere:

Atmospheric Deposition Program of the U.S. Geological Survey Document on the federally supported interagency National Acid Precipitation Assessment Program (NAPAP) covering research on causes and effects of acid precipitation with the USGS as the lead agency for monitoring wet acid deposition. (Score: 0.690)

On-line data and reports on acid rain, atmospheric deposition, and precipitation chemistry Access to map of data collection sites of the National Atmospheric Deposition Program/National Trends Network (NADP/NTN)with links to other maps and reports on wet atmospheric deposition (chemicals deposited via rain, sleet and snow). (Score: 0.690)

Note: Download free Adobe Acrobat Reader to view PDF files at the Adobe web site, or go to access.adobe.com for free tools that allow visually impaired users to read PDF files.

How "Browse USGS" works

To broaden your category or location, use the "breadcrumbs" above. To narrow or shift your selections, use the boxes below.

Change category:

Change location:

Search for categories:

See Alphabetical Index of Categories

About atmospheric deposition (chemical & particulate):

Definition: Atmospheric deposition occurs when pollutants from man-made sources and from natural sources fall from the air on the land or water. [Air Pollution and Water Quality: Atmospheric Deposition Initiative Oceans and Coastal Protection Home Page, EPA link]