Avoid being 'greenwashed' when looking for environmentally-friendly products

What do those labels on 'ecofriendly' products really mean? Dave chatted with Dr. Tim Smith of the U of MN Institute on the Environment's NorthStar Initiative for Sustainable Enterprise to learn what to look for and how to better read those labels. Dr. Smith suggests the Good Guide phone app as one of many tools to help make more environmentally-friendly buying decisions.