If you're interested, here's a few links where you can send e-mails to politicians/policy makers regarding environmental and food safety issues.  I'm registered and get notified when legislation is in process in order to make my voice (or keyboard) heard.

 

http://www.environmental-action.org/ - eveything from water issues to forests

 

http://www.ucsusa.org/ - Union of Concerned Scientists

 

http://www.centerforfoodsafety.org 

 

Garrett