Identify and explain two ways in which human activities can negatively affect the Environment (What are we doing wrong??), and then Identify and explain two ways in which human activities can positively affect the Environment (How can we help??)

Human activities are negatively effecting the environment because things like cutting down trees are taking the oxygen from the environment and releasing carbon dioxide. Humans are also planting trees which puts more oxygen into the environment and takes out the carbon dioxide. :)

Explanation:

digestion

it excretes wastes