【正文】
r a pair of broken glasses. Once it is broken, it bees waste. The rate of using plastics is increasing day by day. People use plastic bags because they are convenient. When they get home, they throw the plastics way, paying no attention to the environment. The more convenience plastics brings to us, the more plastic waste is produced. This is called white pollution as most plastics are white. Some of our products we use every day are made of rubber, just like the tyres and the bottom part of our shoes. Its true that rubber plays an important role in our life. However, it also brings us some trouble when it has been used for a long time and bees old. The old tyres bee waste because it cant break down by nature. This is really a big problem.環(huán)保英語(yǔ)演講稿范文