Question

Which human activity negatively affects the stability of the environment? A. Reusing bags B. Planting trees C. Recycling waste D. Using pesticides

Answer 1

B. Planting trees is the answer

Answer 2

The human activity that negatively impacts the environment is using pesticides.

While killing the pests not only an ecological imbalance is created, but the health of the living creatures as well as the soil is damaged in the long run.  

Pesticides are used to save the crops, but it ultimately kills the environment.