At least for now, the battle over the Keystone Pipeline -- the most visible environmental cause in many years -- has moved from the scarred boreal forest of Alberta and the Sand Hills of Nebraska to the halls of Congress. Or rather, it's moved to send button on your email...

The fossil fuel lobby aggressively uses lobbying and propaganda to block public health protections, manipulate the energy debate, defend their massive government handouts and attack clean energy sources that threaten to displace them.

No tool goes unused: Traditional lobbying, "super PAC" donations, software that...