Mayor Bowser released the Carbon Free DC plan, which outlines strategies to slash greenhouse gas emissions and transition away from fossil fuels. The plan embraces electrification, but in recent months, the committee that oversees building codes in the District shot down a proposal that would have banned fossil natural gas in new commercial buildings. “The plan looks very good, but it can’t just be words on a piece of paper to make you look good when you’re at a climate conference, this actually needs to be implemented,” says Mark Rodeffer, with the Sierra Club. …