Monitor: Christina Figueres, the tireless shepherd behind last year's landmark climate agreement forged in Paris, is stepping down after six terms as the United Nations' climate chief.
Ms. Figueres took her current post in 2010, after a climate summit in Copenhagen failed to produce legally binding action on climate change, devolving instead into an argument between developed and developing nations.
The UNs top climate official has accomplished much in her six terms in office, from building bridges...