Two kids wash their hands with clean water. Their home in Thai Binh Province, Vietnam got access to clean water in 2011. Watch video: Providing clean water in rural areas: an example from Vietnam…

Hoang Thi Hoa |

Historically, cities and civilizations have flourished along water bodies, which not only served as important transportation corridors to spur economic activity and trade, but also as prominent…

Parul Agarwala |