The mule is unhappy. I could tell - couldn't even find the WSJ for lunchtime reading today:
The 5-4 decision in the court's first-ever case on global warming forces the EPA to re-evaluate whether its regulation of tailpipe emissions should include carbon dioxide. It also adds momentum to congressional and state efforts to address climate change.
The opinion could ultimately affect whether automakers are required to build higher-mileage vehicles that emit less carbon dioxide. The court emphasized the link between increased concentrations of carbon dioxide in the atmosphere and rising temperatures.