I don't know if greenwash was invented by US corporations, but there does seem to be a lot more of it there than in the rest of the world. So it's good news that Greenpeace USA has launched stopgreenwash.org to track the filthy stuff.

Greenwash is about misleading people rather than changing products and business practices to be better for the environment. It's also one of those words that gets thrown around a lot. Check out StopGreenwash's straightforward criteria. And if you spot something you thing might be greenwash, you can report it here.