U.N. Secretary-General Antonio Guterres took his global message urging immediate climate action to officials gathered in the United Arab Emirates on Sunday, where production of hydrocarbons remains a key driver of the economy.

Guterres is calling on governments to stop building new coal plants by 2020, cut greenhouse emissions by 45% over the next decade and overhauling fossil fuel-driven economies with new technologies like solar and wind. The world, he said, “is facing a grave climate emergency.

In remarks at a summit…