Greenpeace
See w:Greenpeace for background. They may eventually work on a barcode project that will either compete with, or merge with, that of Consumerium. In fact the idea of this was first raised at Greenpeace, it seems, in 2001 - Adbusters seems to have picked it up.
Greenpeace Canada has released a shoppers guide, see
This guide lists most common foods under green (no GMO), yellow and red categories. You can also download the PDF format but the booklet looks handier.
Cooperating on a cookbook would be useful.