What does the term “green revolution refer to

green revolution refers to

Improving farming techniques using science and technology. The other three options are about waste management, organic farming practices and harmful industrial pollution. This includes use of high yield variety seeds, fertilizers and pesticides.

Explanation:

worldwide, 780 million people do not have access to an improved water source. an estimated 2.5 billion people lack access to improved sanitation (more than 35% of the world's population)

during world war ii