President Obama’s campaign began blitzing swing states this week with advertisements depicting the president as a champion of green energy, and Mitt Romney as a pawn of big oil companies. The Republican frontrunner has charged charge that Obama is overly focused on renewable resources, deliberately driving up gas prices, and stunting job growth by delaying projects like the Keystone XL Pipeline. But an examination of the two men’s records reveals that Obama and Romney are hardly at sword’s point on energy policy.