Columbia Law School's Sabin Center for Climate Change LawThe Sabin Center for Climate Change Law (SCCCL) develops legal techniques to fight climate change, trains law students and lawyers in their use, and provides the public with up-to-date resources on key topics in climate law and regulation.
The SCCCL has performed work on Section 111(d), which can be viewed here: http://web.law.columbia.edu/climate-change/clean-air-act.