Related Clues:
- Its disappearance aided bald eagles
- Earth Day subj
- Banned pesticide: Abbr
- Banned organochloride
- Banned insecticide: Abbr
- Renewable energy subj
- Global warming subj
- E.P.A.-banned substance
- Compound that Merck started making in '43
- EPA science
- 'Green' sci
- Pesticide banned by the EPA
- "Silent Spring" killer
- Bane in Joni Mitchell's ''Big Yellow Taxi''
- Green science: Abbr