There are several reasons to use canvas (帆布) grocery bags or reusable grocery bags made from other materials. 【小题1】 They point out reusable bags can be a small change with a big difference.

From an environmental perspective, canvas grocery bags are better choices than paper or plastic bags. 【小题2】 Besides, turning to reusable supplies is viewed as greener than using disposable (一次性的) products, many of which wind up in landfills because a community lacks the ability to recycle them.

Plastic grocery bags have a number of environmental drawbacks. When plastic grocery bags end up in the natural environment, they can cause a wide range of problems. Animals may choke on or be trapped in such bags. 【小题3】 While the bags may eventually break down, they can poison a large number of sea creatures along the way. Paper bags will biodegrade much more quickly, but they still require the use of timber, a resource which some people would prefer to see left in forests

It may be upsetting to lose a batch of groceries due to a poorly-constructed grocery bag 【小题4】 . They can also be easily washed in the event of leaks.

【小题5】 For example, they can be used to pick up books at the library or carry other shopping, and they make great beach bags because of their wash ability. For people who don’t want to carry a grocery store logo, canvas grocery bags can be turned inside out and left plain or painted with new designs, and some companies sell plain bags which people can dye or decorate to taste.