This Climate Week, I did something crazy. In the middle of a packed week of panels, roundtables, and interviews in New York, I hopped on a plane across the country and spent a day at the MINExpo conference in Las Vegas for a forthcoming story. In the giant halls, alongside trucks the size of jet planes, companies gathered at the mining equipment conference promised to decrease their customers’ carbon footprints and allow them to operate their mines more sustainably.

The public narrative around private sector climate action is one of deep skepticism. Many advocates have decried it as greenwashing, claiming that companies are using climate goals as a branding exercise. Many companies have pulled back their commitments, saying they no longer feel they are feasible. And businesses have grown reluctant to talk about their environmental work—fearful that it might cause backlash in conservative states and with a potential future Republican president.

In Vegas, […]