Earth Hour is an activity proposed by WWF to cope with global climate change, hoping that individuals, communities, businesses and governments turn off lights from 20:30 to 21:30 on the last Saturday of March each year, to show their support to action on climate change. This is a global activity that spreads all over the world quickly after it started in Sydney in 2007.Earth Hour aims to make people aware of the threat posed by climate change and make them aware of a small movement of personal and corporate will have profound impact to the environment. In China, there are many cities taking part in this activity,especially the large cities, such as Beijing, Shanghai, and Guangzhou. Many citizens consciously turn off lights in the hour and they go out for a walk or some friends gather together to have fun. In college, students will hold some activities to attract students out of dormitory. Earth Hour has variety of activities, but the ultimate goal is the same, that is focusing on climate change and protecting the environment for individuals. “地球一小时”是世界自然基金会的活动提出的应对全球气候变化，希望个人，社区，企业和政府，从20:30至21:30关灯每年3月份的上周六，以示支持应对气候变化的行动。这是一个全球性的活动，迅速蔓延到世界各地，在2007小时后，在悉尼，地球一小时的目标是使人们意识到气候变化带来的威胁，使他们意识到个人和企业的一个小运动将有深远的影响的环境。 在中国，有许多城市参加这次活动，特别是大城市，如北京、上海和广州。许多市民自觉关灯，在一个小时里，他们出去散步或一些朋友聚在一起，玩得开心。在大学里，学生会举办一些活动来吸引学生走出宿舍。地球一小时有各种各样的活动，但最终的目标是相同的，即关注气候变化，保护个人的环境。 本文来源：https://www.wddqw.com/doc/9460e4ea1937f111f18583d049649b6648d70931.html