Reviving new source review Author Kettl D., Terrill Keiner S. Journal/Series The Environmental Forum | Vol. 20(3); 21 - 35; 15 p. Date 2003 Source IUCN (ID: ANA-069914) Publisher | Place of publication Environmental Law Institute | Washington, DC, USA Document type Article in periodical Language English Country/Territory United States of America Subject Air & atmosphere Keyword Air pollution (non-stationary sources) Enforcement/compliance Emissions Abstract Requiring upgraded technologies to prevent or control pollution, Congress added NSR to the Clean Air Act in 1977 as a critical driver of the nation's air quality program. But it is not working as intended. Our two-year study has concluded that NSR needs to be strengthened by ending grandfathering of old plants within 10 years, vigorously enforcing NSR's permitting requirements for existing facilities, and adopting a more flexible, performance-based system that requires deeper emission reductions