air pollution: References & Edit History

Article Contributors

Primary Contributors

  • Jerry A. Nathanson
  • The Editors of Encyclopaedia Britannica
    Encyclopaedia Britannica's editors oversee subject areas in which they have extensive knowledge, whether from years of experience gained by working on that content or via study for an advanced degree. They write new content and verify and edit content received from contributors.

Other Encyclopedia Britannica Contributors

Article History

Type Description Contributor Date
Add new Web site: Biology LibreTexts - Air Pollution. Sep 16, 2026
Added Top Questions. Jul 15, 2026
Article thoroughly revised and updated. Jul 14, 2026
Noted the difference between primary and secondary sources of air pollution and mentioned the two major categories of fine particulates. Revised opening paragraph. May 27, 2026
Add new Web site: National Center for Biotechnology Information - PubMed Central - Acid rain and air pollution: 50 years of progress in environmental science and policy. Mar 20, 2025
Media added. Sep 04, 2024
Add new Web site: Frontiers - Air pollution and rhinitis. Jul 08, 2024
Media added. May 16, 2024
Link added. Apr 11, 2024
Add new Web site: United States Environment Protection Agency - Air Pollution: Current and Future Challenges. Oct 25, 2022
Media added. Oct 19, 2020
Added information on the recovery of the ozone layer and noted the 2020 atmospheric carbon dioxide concentrations. Oct 19, 2020
Media added. Dec 17, 2019
Add new Web site: NASA Climate Kids - What causes air pollution? Nov 27, 2019
Added tables "Criteria air pollutants" and "Important hazardous air pollutants (air toxics)." Oct 31, 2018
Revised the atmospheric levels of carbon dioxide and added cross-references throughout. Oct 31, 2018
Media added. Oct 31, 2018
Add new Web site: Environmental Pollution Centers - What is Air Pollution? Mar 15, 2018
Add new Web site: ThoughtCo. - A Definition of Air Pollution. Mar 13, 2018
Add new Web site: Natural Resources Defense Council - Air Pollution: Everything You Need to Know. Jan 12, 2018
Add new Web site: LiveScience - Pollution Facts & Types of Pollution. Dec 18, 2017
Add new Web site: National Institute of Environmental Health Sciences - Air Pollution. Aug 31, 2011
Add new Web site: Buzzle.com - Air Pollution. Aug 31, 2011
Article revised and updated. Jan 22, 2010
Added new Web site: National Geographic - Air Pollution. Apr 19, 2009
New article added. Feb 19, 2009
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