The Green Revolution negatively impacted the environment mainly through the use of pesticides, leading to soil and water contamination. Additionally, the introduction of new crop varieties often increased reliance on fertilizers and pesticides, further degrading environmental quality. Therefore, the correct answer to the question is C. use of pesticides .
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The Green Revolution significantly affected the environment primarily through the heavy use of pesticides, leading to contamination and harm to ecosystems. The introduction of new crop varieties and abandonment of soil conservation practices further exacerbated these issues. Pesticide use is a key factor in the environmental challenges associated with this agricultural shift. ;