What is a green revolution? Do explain also.

Green revolution, great increase in production of food grains (especially wheat and rice) that resulted in large part from the introduction into developing countries of new, high-yielding varieties, beginning in the mid-20th century. Its early dramatic successes were in Mexico and the Indian subcontinent.

the great increase in production of food grains (such as rice and wheat) due to the introduction of high-yielding varieties, to the use of pesticides, and to better management techniques.

Explanation:

Green Revolution is the great increase in production of food grains due to the introduction of high yielding varieties, to the use of pesticides, and to better management techniques.

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answer; when the government fails to protect the fundamental rights of the people;

answer; necessity-driven;