California is suffering from its fifth year of drought, the states of Tamil Nadu and Karnataka in India are arguing over the sharing of Cauvery river water, and food security for 36 million people…

Aroha Bahuguna, Lalima Maskey |

Aerial view of the Ayeyawardi river in Myanmar by Michael Foley/Flickr under a Creative Commons license Myanmar’s rivers provide a reliable source of water for navigation and irrigation, and…

Jeff Opperman |