Now You Too Can Follow the Oil Money

Via Cosma Shalizi, here's a tool that "tracks the flow of oil money in US politics. Click on the search tools below to find out which companies are pumping their dirty oil money into politics, who is receiving it, and how it correlates to key climate, energy and war votes."  My preference ordering over the Democratic presidential candidates seems to nicely be negatively correlated to the amount of money received.