Making Big Oil Pay for Climate Change May Be Next to Impossible

Exxon Mobil dodged a bullet last month when a judge rejected a novel climate-change lawsuit brought by New York’s attorney general. The case began with a promise from state officials that there would be a historic reckoning for the fossil fuel giant.

It ended ignominiously as a failed accounting fraud claim.

But that was just the beginning. Globally, humans are on the hook for trillions of dollars if they want to sufficiently reduce greenhouse gas emissions, acclimate to the damage already done and prepare for what is yet to come. As more governments and taxpayers find themselves staring down the barrel ...