1) Trash a) Land Pollution b) Air Pollution c) Water Pollution 2) Agricultural Pesticides a) Land Pollution b) Air Pollution c) Water Pollution 3) Smog a) Land Pollution b) Air Pollution c) Water Pollution 4) Radon a) Land Pollution b) Air Pollution c) Water Pollution 5) Runoff a) Land Pollution b) Air Pollution c) Water Pollution 6) Mercury a) Land Pollution b) Air Pollution c) Water Pollution

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