New documents show oil executives promoted natural gas as green — but knew it wasn’t

A congressional hearing on the fossil fuel industry’s “evolving efforts to avoid accountability for climate change” turned into a spectacle on Wednesday morning as lawmakers in Washington, D.C., grilled a panel of experts on wide-ranging — and often irrelevant — topics. The thousands of internal oil company documents released before the hearing, however, contained some bombshell findings.

One of the biggest revelations is that BP executives understood that natural gas, which the company...