Crossword Heaven

Answer: GREENHOUSEGASES

GREENHOUSEGASES is a crossword puzzle answer that we have spotted 8 times.

• "An Inconvenient Truth" topic
• "Hot" political topic
• Carbon dioxide and methane
• Global-warming issues
• Atmospheric worries
• Big topic in "An Inconvenient Truth"
• Methane and ozone
• They leave carbon footprints