2010 flood in Thailand. Photo by Thor Jorgen Udvang/Shutterstock.com.
Bonneville Hydroelectric Dam by EMSL. Photo provided by Kristin Manke and Richard May.
Newspapers B&W. Photo by Jon S
The Katse Dam – Africa’s highest and second largest dam (185m high, 710m long). Photo by Damien du Toit
Drought. Photo by Ewan Bellamy
Huriccane Tomas floods streets of Gonaives, Haiti. UN Photo-UNICEF by Marco Dormino