Might be better to cite sources with incendiary comments like this: http://www.bloomberg.com/bw/stories/2006-09-24/nike-goes-for-the-green http://www.bloomberg.

Might be better to cite sources with incendiary comments like this: http://www.bloomberg.com/bw/stories/2006-09-24/nike-goes-for-the-green http://www.bloomberg.com/bw/stories/2006-09-24/nike-goes-for... No idea if they tried to "conceal" that though. Seems to be around the same time CFCs were used in refrigeration.