I’m not a 100% shure but I would personally say OIL SPILLS.
Your answer would be respiration. This would be your answer because, plants take in carbon dioxide, and animals, including humans, breath oxygen. I hope this had helped you out.
Answer:
Death rates, Birth rates, and immigration rates
Explanation:
Recycling reduces the demand for new wood is correct
Answer: primary colors are those you can't get by mix in other colors. They are red, blue, and yellow. secondary colors come from mixing two primary colors.