
For the United Nations’ new climate chief, the fight is personal.
As a former engineer who says he knows “how to make things work and get things done,” it wasn’t just what Simon Stiell did before he became a top U.N. official, it was where.

For the United Nations’ new climate chief, the fight is personal.
As a former engineer who says he knows “how to make things work and get things done,” it wasn’t just what Simon Stiell did before he became a top U.N. official, it was where.