After Mao's death, the policy of modernization along Western lines has led to a remarkable rate of economic growth in the industrial cities, which have pulled in millions of peasants from the still poor rural areas. Slack environmental standards have led to serious pollution problems. | After Mao's death, the policy of modernization along Western lines has led to a remarkable rate of economic growth in the industrial cities, which have pulled in millions of peasants from the still poor rural areas. Slack environmental standards have led to serious pollution problems. |