摘要
世界地球日（World EarthDay）即每年的4月22日，是一项世界性的环境保护活动。2009年第63届联合国大会决议将每年的4月22日定为“世界地球日”。该活动最初在1970年的美国由盖洛德·尼尔森和丹尼斯·海斯发起，随后影响越来越大。活动宗旨是唤起人类爱护地球、保护家园的意识，促进资源开发与环境保护的协调发展，进而改善地球的整体环境。中国从20世纪90年代起，每年都会在4月22日举办世界地球日活动。
The environmental club is meeting to discuss their plans for Earth Day. Jessica is the president of the club. ＂Earth Day is coming soon,＂ Jessica said. ＂We have one week until April 22nd. The boys are going to teach the other students about the importance of conservation. The girls are going to teach the other students about the importance of the rainforest.＂ Simon stood up to talk about his group＇s plans for Earth Day.
