Chile's former president, Ricardo Lagos, calls for a new global metric to measure a country's carbon footprint in the Fall 2009 issue of Americas Quarterly.

Raising HIV/AIDS awareness in Costa Rica

South America’s transcontinental highway, once built, will cause massive destruction to the precious Amazon

Denny Ellerman and Ian W.H. Parry debate: Is cap-and-trade the most efficient system to reduce carbon emissions?

Denny Ellerman and Ian W.H. Parry debate: Is cap-and-trade the most efficient system to reduce carbon emissions?