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Related Clues:
- Org. doing atmospheric tests
- Hulk Hogan's '80s-'90s org.
- MPG rating agency
- Abbr. in many car ads
- Org. concerned with the BP oil spill
- Air grp.
- Org. with a Pollution Prevention Grant
- AQI monitor
- Org. concerned with pollution
- Emissions watchdog org.
- Clean-air agcy.
- Air quality gp.
- M.P.G. watcher
- Ecol. monitor
- Org. targeted by the 2011 GOP budget proposal