In 2008 Olympic Games, there will be two aquatic sports holding here. As representative of China, we should make our hometown more beautiful. Nowadays, people's living standard improves a lot. At the same time, the environmental problems begin to emerge. Some people pour rubbish directly into the river, which results in pollution. In summer, the river is the birthplace of mosquitoes and flies. In winter, the plastic bags are blown to everywhere. According to this activity, the villagers' conception of protecting environment will improve.