Walmart green cleans its supply chain

Worldwatch reported this week that Walmart (Asda's parent company) have increased the level of scrutiny that they're applying to the process of getting products from raw materials to their customer's homes and shelves.

They're going to be asking all suppliers to report on the full environmental cost of their products, in a move that will have enormous impacts on other businesses. With more than 100,000 supplier businesses worldwide and the drive of CEO Lee Scott, this is one pebble that whose ripples will travel far and wide. Watch this space.