Clue: Smog-battling org.

Answer: EPA

Length: 3

---

Similar Clues:

• Site of the World Trade Organization's headquarters (GENEVA with 6 letters)
• Smog control gp. (EPA with 3 letters)
• Villainous organization in the 007 film "GoldenEye" (RUSSIANMOB with 10 letters)
• Organ appendages (PEDALS with 6 letters)
• Organized society (POLITY with 6 letters)
• Floral organ (STAMEN with 6 letters)
• Woodstock organizer Tiber and namesakes (ELLIOTS with 7 letters)
• Organic neckpiece (LEI with 3 letters)
• Orgs. with "Inc." in their names (COS with 3 letters)
• Important organs for a singer (LUNGS with 5 letters)