You’ve filled up your cart and made it to the front of the grocery line when you’re confronted with yet another choice: what kind of bag should you use? It might seem obvious that plastic is bad for the environment, and that a paper bag or a cotton tote would be the better option. But is that really true?

你已经装满了你的购物车，走到了杂货店的前面，这时你又面临着另一个选择：你应该使用什么样的袋子？似乎很明显，塑料袋对环境有害，纸袋或棉布手提袋是更好的选择。但事实真的如此吗？