Jane Goodall argues that the organic movement has taken off because more and more people understand that eating organic is the best way to help your body and the planet, so they are willing to pay more to buy food uncontaminated with chemicals. At the same time, farmers have discovered that organic farms that rotate among diversified crops can greatly increase resistance to disease and insects.
珍古德分析有機風潮興起，因為愈來愈多人瞭解「吃有機，救自己也救地球」的迫切性，寧願付出高價要求商家販賣無化學污染的食物；另一方面農民也發現，以多樣作物輪種方式的有機農場，可以大大增加對病蟲害的抵抗力。