Which of the following was an unintended negative consequence of the Green revolution?

- new agriculture techniques have caused traditional values to disappear

-new crop species have crowded out and destroyed all of the original species

-irrigation projects have resulted in famine in many regions of the world

-the use of artificial fertilizers has harmed the environment in many areas

The correct answer is option D

The use of artificial fertilizers has harmed the environment in many areas

During green revolution, the artificial chemicals and fertilizers were used in the large extent to raise the crop production but in the race of producing more, the negative implications of the fertilizers were ignored and thus it adversely impacted the fertility of the soil which came into notice after decades of harmful practice.