A Patagonia vest designed in the United States, sewn in Mexico, and recycled in Japan generates 44 times its weight in carbon dioxide emissions. That's according to the company's footprintchronicles.com, which tracks the life cycles of ten products. Patagonia empowers eco-conscious shoppers by putting the info alongside the "buy" button. With only a few tracked products so far, Patagonia knows it can do even better: The company's chief environmental analyst says it's "learning out loud." That means we get to learn too.