The "Green Revolution"

Green revolution is a big transition which swept the agriculture world, food production doubled, new types of grain, and the extensive use of chemicals and farm machinery is the result of it. But, Green Revolution methods no longer appear to be successful, because many farmers cannot afford to buy all the chemicals and equipment that very expensive to get maximum production, this condition being social and political conflict. Landless poor people increases because the problem.Because of that, needed new methods of the Green Revolution that better.