She has described her new job as "thankless," but all hail Christiana Figueres, the U.N.'s new climate chief. The 53-year-old Costa Rican is a surprise appointment, as everyone was expecting Ban Ki-Moon to offer Marthinus Van ...READ»
It's been 4,500 years since the Mesopotamian cities of Lagash and
Umma battled over irrigation rights. That was the world's first -- and
so far only -- full-fledged water war. But UN secretary-general Ban
Ki-moon warned last year ...READ»