专题三 考点十九 生态环保类-【金版教程】2023高考英语一轮总复习首选用卷课件PPT（老高考）

考点十九　生态环保类 1 第①步 刷基础·刷经典 2 A 限时10分钟 In January 1958, Rachel Carson received a letter from her friend Olga Owens Huckins. Huckins lived in an area of Massachusetts where the state was trying to get rid of mosquitoes. They had used planes to spray a mixture of fuel oil and DDT (a pesticide, which can kill pests such as insects, weeds and rodents) all over the area around Huckins home. DDT was supposedly harmless but the morning after the spraying, Huckins found several of her favorite birds dead outside her house. 第②步 刷模拟·刷高考 第①步 刷基础·刷经典 3 And the spraying did not even kill all of the mosquitoes, in fact that summer there were more of them than ever before. Huckins asked Carson if she knew someone in Washington that could help prevent future spraying. Carson had been hearing about DDT since a Swiss chemist discovered it could be used to kill insects in 1939. To many people, DDT seemed like a miracle substance. Farmers were excited about saving their crops from pests. Doctors and others were excited about saving people's lives by killing disease­carrying insects. But to Carson, DDT appeared to be dangerous to all living creatures. 第②步 刷模拟·刷高考 第①步 刷基础·刷经典 4 The more Carson found out about DDT and other pesticides, the more she realized that she needed to help stop future spraying. Carson decided to write a book about pesticides. She said, “There would be no future peace for me if I kept silent.” She called her book Silent Spring. Carson had spent her life studying, observing, and writing about nature. She was a trained biologist and a talented writer who knew how to present scientific information in compelling stories. Before Silent Spring, she had written other books from the perspective of fish, birds, islands and oceans. 第②步 刷模拟·刷高考 第①步 刷基础·刷经典 5 Carson knew that all things in nature exist in a delicately balanced ecosystem. In Silent Spring, Carson wrote that although the ecosystem can adjust to changes, it needs time. Carson believed that people in the 195