(
课件网) Unit 3 Environmental Protection Using Language Ⅰ Leading-in Look at the picture. What place do you think it might be Have you ever been there How do you describe the picture Lush mountains and lucid waters are valuable as the mountains of gold and silver. Look at the pictures and what had happened to the Li River Did you know the Li River had been once polluted Reducing Water Pollution in the Li River. Ⅱ Reading Read and Think: Analyze the organization and sum up the main idea of each paragraph. Introducing the topic: _____ _____ Para. 1: Li River suffers from water pollution due to tourism The beautiful Li River and its amazing surrounding scenery is one of the most well-known tourist destinations in China’s Guangxi Zhuang Autonomous Region. It attracts millions of domestic and foreign visitors each year. However, its reputation as a top destination has had negative effects on the river’s water quality. This report looks at the problem of water pollution and some actions that have been taken to deal with it. Read and Think: Para. 2: Describing the problem: _____ water pollution Previously, water quality in the Li River had suffered greatly from an increasing volume of tourists, many of whom frequently threw garbage into the river. Many tour boats contributed to the problem too. Kitchens on board were using lots of oil, which was often thrown into the water. The growth in tourism also meant the local population rose rapidly, as well as the number of commercial and industrial enterprises. Water pollution levels increased, with more household and commercial waste ending up in the river. In order to feed more people, more chemicals were used to increase crop production. These chemicals led to severe water quality issues, causing a decrease in the number of fish species. Local officials were concerned that the pollution was damaging the natural environment and felt that urgent steps should be taken to restore the river’s original beauty. Mind-map Increasing number of tourists Tour boats throwing cooking oil in water Rise in number of commercial and industrial enterprises = more waste Local population rise to meet tourism demand = more hosehold waste Tourists throwing garbage into water More chemicals for production going into water water pollution Read and Think: Para.3: Presenting some _____. A comprehensive initiative was started, with a number of measures that addressed the issues. The construction of waste water treatment facilities improved the water quality and water conservation. The collection and transport of household waste was also improved. Dozens of polluting enterprises were closed or moved. The local government set up strict regulations regarding further industrial development. New rules were also introduced regarding tour boat routes and garbage disposal methods. Furthermore, the local authorities began to use the media to spread environmental awareness and encourag ... ...
