Jeff Opperman


Jeff Opperman is the World Wildlife Fund’s global lead scientist for freshwater.

Articles by Jeff Opperman
Water is released from the floodgates of the Xiaolangdi dam on the Yellow River near Luoyang, China on June 29, 2016.
Water is released from the floodgates of the Xiaolangdi dam on the Yellow River near Luoyang, China on June 29, 2016.