The green revolution is predominantly characterized by?

The Green Revolution is predominantly characterized by the introduction of high-yielding varieties (HYVs) of crops, along with the increased use of chemical fertilizers, pesticides, and advanced irrigation techniques. This agricultural transformation, which began in the mid-20th century, aimed to boost food production and alleviate hunger in developing countries. It significantly improved crop productivity, particularly in staple grains like wheat and rice, but also raised concerns about environmental sustainability and socio-economic disparities. Overall, the Green Revolution played a crucial role in enhancing food security but has had mixed long-term impacts.