FILE PHOTO: A shopper carries groceries she bought in a plastic bag which she paid 0.30 yuan for after stores in China stopped giving free plastic bags at a supermarket in Beijing June 1, 2008. REUTERS/Claro Cortes/File Photo
FILE PHOTO: A shopper carries groceries she bought in a plastic bag which she paid 0.30 yuan for after stores in China stopped giving free plastic bags at a supermarket in Beijing June 1, 2008. REUTERS/Claro Cortes/File Photo