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Related Clues:
- Smog-monitoring org.
- It tests the waters: abbr.
- Air-quality agcy.
- Waste watchers' org.
- energystar.gov grp.
- Antipollution org. established by Nixon
- Agcy. established in 1970
- Superfund enforcer: Abbr.
- Govt. eco-division
- MPG rating agcy.
- Org. that monitors fuel economy
- Govt. org. featured in 'The Simpsons Movie'
- DC water watchdog
- Mileage rating org.
- M.p.g. rater