[] the dramatic increase in the quantity of crops such as rice and wheat produced, which happened in the second half of the twentieth century as the result of more scientific methods of agriculture绿色革命（由于二十世纪下半叶采用了更科学的耕种方法，水稻和小麦等农作物的产量急剧增加）a dramatic rise in concern about the environment in countries with developed industries绿色革命（工业发达国家对环境的关注急剧增长）