Question

in which of the following ways has the green revolution been unfriendly to the environment? crop rotation introduction of new varieties of crops soil conservation use of pesticides

Explanation:

Crop rotation and soil conservation are environmentally friendly practices. Introduction of new crop varieties itself is not unfriendly. However, the use of pesticides can harm non - target organisms, contaminate water, soil, and air, and disrupt ecosystems.

Answer:

use of pesticides