What pratice contributes the most to environmental pollution

Moreover, by cleaning more land to set up pastures and crops, agriculture can also contribute to the disruption of biodiversity and resource depletion. In addition, agricultural activities are a major source of air pollution.

Explanation:

answer; /// i believe that the correct answer is (adhere to the state);

9, 5, 10000000 ( that is supposed to be a ten for the last one)