Obama Will Use Nixon-Era Law to Fight Climate Change

http://www.bloomberg.com/news/2013-03-15/obama-will
-use-nixon-era-law-to-fight-climate-change.html

excerpt:
In taking the step, Obama would be fulfilling a vow to act alone in the face of a Republican-run House of Representatives unwilling to pass measures limiting greenhouse gases. He’d expand the scope of a Nixon-era law that was first intended to force agencies to assess the effect of projects on air, water and soil pollution.

excerpt:
While the Obama administration’s guidance could be easily rescinded by the next administration, the court rulings that stem from these cases will live on as precedents, Mannina said.