The first rule of Global Warming is that you call it Global Warming in the summer and Climate Change in the winter.
I don't know how reliable this is, but I found reference to "climate change" vs. "global warming" in a Frank Luntz memo:
http://www.ewg.org/briefings/luntzmemo/
If Dems are picking up on this, since when did they begin following the Republican playbook?
"The first rule of Global Warming is that you call it Global Warming in the summer and Climate Change in the winter."
Unless you're freezing your ass off in August, which I did last summer, in which case I guess you call it a capitalism-induced planetary death throe or some such crap.