Supreme Court limits reach of EPA

 NY Times:

Deals Blow to White House Efforts to Address Climate Change

• The decision appeared to rule out approaches to regulation like a cap-and-trade system at a time when experts are issuing dire warnings on climate change.
• The ruling further signals that the court’s conservative majority is deeply skeptical of the power of administrative agencies to address major issues. Follow updates.

I think the court is saying that some decisions must be made by Congress.  That is where the Constitution requires it.  This ruling will likely apply to other federal agencies.