Interesting article ... the comments are good too. I usually get paper bags because we re-use them more often, but it seems like a canvas bag might be the way to go. It's not a problem at bag-free Costco, where most of my grocery dollar is spent.

Quoted: The city of San Francisco is on the verge of banning use of the plastic grocery bags that have been a marvel (for their carrying capacity) and a plague for 30 years.