What is greeen revolution? What environmental problem did it cause?

The green revolution caused no environmental problems. It was the awareness that humanity is part of the ecology and needs to act in a way that does not cause major damage to the ecology.What is greeen revolution? What environmental problem did it cause?Green revolution is a holistic approach to increase the amount of wheat production to meet the needs of the increasing exponential population in the mid 1960s

mainly 2 wheat varities were responsible for this:

1. sharbati sonara

2.pusa lerma

It caused no environmental problem because the wheat varieties were obtained through gamma mutations and not through the use of fertilizers and chemical pesticides