"See Where Stuff Comes From with SourceMap" (Treehugger)

"You have certainly heard that buying local is "greener". You have probably also heard counter-arguments: a product made more efficiently but shipped some distance may beat out a local product. But all that talk is merely theoretical if you don't know where your stuff comes from anyhow. And in the new global economy, the "made in" tag on a product does not tell half the story. What is the discerning consumer to do?

Imagine a future in which pointing a PDA at a product bar code returns an instant readout of product source and environmental footprint to inform the buyer's decision. This future could be reality with SourceMap. Designed as a "collective tool for transparency and sustainability," SourceMap aims to be the Wiki of visualizing supply chains.

SourceMap is a project of Media Labs, a division of MIT. Developers have adapted the Google Earth geotagging capabilities to the purpose of charting the components that go into products. After two years in develpment, the site is live in beta, and a SourceMap pilot project is underway in Scotland, where businesses can input data on sourcing and supply to share with customers. SourceMap hopes to show that a marketing and social networking advantage justifies the effort of businesses to create transparent reports..."