Climate Desk: This morning, several of the nation`s top environmental lawyers gathered at the US Court of Appeals in Washington, DC, for the first round of arguments in a pair of lawsuits challenging the cornerstone of President Barack Obama`s climate plan.
One of the suits was brought by coal company Murray Energy, the other by a group of a dozen states (all with Republican governors, and all either large producers or consumers of coal); they both contend that the Environmental Protection Agency doesn`t have...