Related Clues:

• ''Green'' prefix
• ''The Name of the Rose'' novelist
• Non-polluter's prefix
• Prefix before 'tourism' or 'terrorism'
• Prefix with region
• Start for friendly
• Prefix with freak
• GM product
• Old Prizm automaker
• Earth: Prefix
• Italian author
• Earth-science prefix
• Bygone GM line
• Natural prefix
• Earth opening?