Limiting the Use of Disposable Plastic Bags With the developing of science and technology ,our human beings have created many new products ,these things have influenced our life more or less ,some impact is good ,some is opposite ,what is particular in plastic bags. What is known to us all ,disposable plastic bags used to be used widely, because of its cheep price and convenience, but as time went by ,many new problems appeared,the biggest of which was how to deal with the used plastic bags, most people had thrown them anywhere for a long time, we would not trackle them by origial, to protect the environment is to protect ourselves, we shoud support the decision of limitting the use of plastic bags.