Today more than 60 percent of Americans are worried about climate change, and it’s easy to understand why. In the last year alone, record-breaking hurricanes, wildfires, heat waves, and algal blooms, all linked in one way or another to our changing climate, have affected nearly every part of the United States. The scale of the problem can be overwhelming. The latest report from the United Nations’ Intergovernmental Panel on Climate Change, released last month, underscored, once again, that solving the climate crisis will require a complete and unprecedented transformation of the world economy.

Such a transformation will require concerted global action—the kind that comes about when hundreds of world leaders and delegates come together for negotiations…