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.

U.S. Internet companies have long been accused of helping Beijing censor content. But aided by a U.S. government push for Internet freedom, some private-sector-led groups are working toward ensuring …

The war in Afghanistan hasn’t been a major campaign issue even as public support for it has waned. This Backgrounder examines political backing for the war.

With U.S. unemployment and high debt threatening Americans at home and U.S. power abroad, this Backgrounder looks at congressional candidates’ difficulty in articulating policies that balance job cre…

A Senate proposal calling for the restructuring of Iraq’s government has drawn fire from Iraqis who liken it to partition. Amid the criticism have emerged other controversial options.