Clean Air Act: References & Edit History
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Article History
| Type | Description | Contributor | Date |
|---|---|---|---|
| Corrected display issue. | Mar 05, 2025 | ||
| Media added. | May 16, 2024 | ||
| Added cross-references to particulate matter and nitrogen dioxide. | May 02, 2024 | ||
| Added a timeline of key U.S. environmental legislation and updated the impact of the Clean Air Act on air quality. | Apr 30, 2024 | ||
| Corrected display issue. | Mar 20, 2023 | ||
| Media removed. | Jan 07, 2020 | ||
| Add new Web site: United States Environment Protection Agency - Summary of the Clean Air Act. | May 26, 2017 | ||
| Add new Web site: University of Guelph - School of Engineering - Clean Air Act (1970) and The United States Environmental Protection Agency. | May 26, 2017 | ||
| Add new Web site: National Center for Biotechnology Information - PubMed Central - The impact of the Clean Air Act. | May 26, 2017 | ||
| Media added. | Feb 17, 2017 | ||
| New article added. | Jan 04, 2017 |
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