South America faces energy shortfalls at the same time that several countries have nationalized energy resources. Experts say a lack of cooperation on energy policy could hinder regional economic gro…

Greenhouse gas trading is now a multibillion-dollar international business and is expected to continue to grow, despite uncertainty about a post-2012 international climate regime.

President-elect Barack Obama made many promises on defense spending and strategy during his two-year run for the White House. But analysts say economic constraints and political pressure could make i…

Backgrounder: Detroit’s woes coincide with a blossoming of Asian automakers.

As U.S. lawmakers debate a cap-and-trade policy to combat climate change, experts say coal will continue to be a major part of the world’s energy mix, which will likely complicate efforts to curb gre…