Filmed Dec 2010, video uploaded on 13 Feb 2012 by TED channel.
We know so much about global warming and climate change and yet we have no concept of internal environmentalism.
Filmmaker Penelope Jagessar Chaffer was curious about the chemicals she was exposed to while pregnant: could they affect her unborn child? So she asked scientist Tyrone Hayes to brief her on one he studied closely: atrazine, a herbicide used on corn.
- Watch our endocrine disruptors video playlist on YouTube.