It seems like more and more supermarkets have discontinued plastic bags, and by laws they’ve switched to paper-only shopping bags and charged customers for paper-bags which have set up discount incentives for customers to bring their own reusable bag. That's because we're finally discovering the inconvenient truth about plastic bags: They're rarely recycled. They're made from petroleum oil. And they're an enormous harm to our environment. For the 40-Day Lenten Challenge, let’s use reusable shopping bags as a practical choice to preserve and care for the earth—our common home.