Nonpoint Source Pollution: a NOAA Ocean Service tutorial
NOAA's National Ocean Service tutorial, a lesson a page, in order.
11 pagesUpdated
Version: 1CC0 1.0 — public domain
The U.S. Environmental Protection Agency (EPA) defines point source pollution as “any single identifiable source of pollution from which pollutants are discharged, such as a pipe, ditch, ship or factory smokestack.” Factories and sewage treatment plants are two common types of point sources. Factori
Version: 1CC0 1.0 — public domain
Agricultural operations account for a large percentage of nonpoint source pollution in the United States. According to the Census of Agriculture, approximately 940 million acres of farmland existed in the United States in 2002. While the vast breadth of this land provides space for farming — an indu
Support this publication
Monthly, through Stripe. After Stripe's fee and Hub Nexus's 14%, half of each payment goes to the curators and half to the authors of the pages in it, by how many pages each wrote.