The Iowa City, Iowa-based National Cooperative Grocers Association is raising funds for co-ops and co-op suppliers that have been affected by the floods. Shoppers at participating co-ops can donate cash, checks or spare change at the register or service desk, or individuals and other retailers can mail checks to Co-op Disaster Relief Fund, 219 Main St. S.E., Suite 500, Minneapolis, MN 55414. Contributions can also be made directly to the fund online using PayPal. Just follow the instructions on www.ncdf.coop.

Check out heart-wrenching photos of the flood from CNN.