関連ワード:
what are some ways that humans positively affect the environment what are 2 ways that humans positively impact the environment what are some ways humans impact the environment positively and negatively what are some ways that humans can have a positive impact on the environment what are ways humans positively impact the environment what are some ways humans impact the environment both positively and negatively what are some positive ways humans can impact the environment what are 3 ways humans positively impact the environment
