Meanwhile down south, GOP candidates debated license plates.
In case you're wondering if anyone talked about climate change or energy, no, they didn't.
Each of the bottom seven candidates appeared to really believe that he or she will be the next president. Loony! Cute, but loony.
Jon Stewart's 16-year reign at The Daily Show is ending. Here are some classic green moments from the show.
Will Obama's new climate rules for power plants make a difference? That all depends on the next occupant of the White House.
The presidential candidate thinks it's time for the renewable fuel standard to end.
If you'd like to go ahead and cryogenically freeze yourself to get away from this absurd saga, don't bother.
Check out how the new emission rate reduction targets vary across the country.
The president gave an unusually passionate speech as he unveiled his Clean Power Plan, complete with an anecdote from his college years.