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Across 5. Digging minerals out of the ground, leaving polluted land and water 6. Air pollutant that is primary cause of climate change (2 Words) 8. A solid fossil fuel usually used to make electricity 9. A toxic chemical used in farming that causes water pollution 10. Adding harmful substances or products to the environment

Down 1. A form of pollution that starts in the air, then falls to earth and kills forests and fish (2 Words) 2. Too many individuals of a species using too many resources 3. A large pollution event that kills fish and birds, and can casue huge fires in oceans and rivers (2 Words) 4. Cutting down trees for farms or wood, killing native wildlife and causing water pollution 7. Air pollutant from fire that causes huge health and visiblity problems in Chiang Mai every year