Rice is a thirsty crop. Yet for the past three years, Alberto Mejia has been trying to reduce the amount of water he uses for irrigation on his 1,100-acre farm near Ibague in the tropical, central range of the Colombian Andes.

Stepping away from herds of cattle, subsistence farms, and other responsibilities at home, roughly a hundred Kenyan villagers traveled overnight by bus from the Tana River Delta to Nairobi in February 2011 for a hearing at the national high court. The claimants declared that the lack of a “comprehensive land use master plan” infringed on the rights of the region’s people, and called for the prohibition of further land and resource development until such a plan was negotiated.

From the mountains and foothills of the Himalayas to the Terai plains, climate change is rapidly changing life in Nepal. Many communities however, are not strangers to environmental stress; for decades, rapid population growth alongside agriculture and fuelwood collection have degraded land and diminished forests. [Video Below]

The damming of a river that feeds the world’s largest desert lake could lead not only to less drinking water for thousands of Kenyans, but international conflict between tribes for what little water remains.

There is widespread agreement, and untold publications, that argue urbanization is the defining issue of our time. There are more cities, both large and small, and more people living in those cities than anytime in human history.

BANGWEULU WETLANDS, Zambia – Out here on the endless swamps, a harsh truth has been passed down from generation to generation: There is no fear but the fear of hunger.