Mounting gas prices have made energy a top presidential campaign issue. But prospects appear dim for any comprehensive policy reforms from Washington.

Oil and the status of Kirkuk continue to divide Iraq's central government and the Kurdish region, but signs of political progress are emerging.

As India emerges as an important global player, its foreign policy seeks to balance the country's growing U.S. ties with national interests.

As the Bush administration presses for greater economic pressure to curb Iran’s nuclear ambitions, Tehran is turning east for economic survival.

U.S. legislation proposing environmental-impact tariffs on imports could violate free trade accords and embroil Washington and its trading partners in serious disputes.

A pillar of China’s communist economic model, land collectivization, faces mounting pressure from farmers for reform, pitting rural forces against the tide of development.

Expectations are high that the next U.S. president will take stronger steps on climate change.

The recent discovery of offshore energy reserves and the diminishing sway of Venezuela’s Hugo Chavez have been a boon for Brazil’s regional influence.

A variety of international issues play a role in voters' decisions in the party selection process for the 2008 presidential race.

The gathering of the world’s top emitters under White House auspices yielded more positive reviews than the first, if no concrete results.

As the presidential campaign accelerates, voters signal increasing concern over gas prices. Both parties offer a mixed bag of solutions.

Climate change poses major problems for some of the world’s established wineries, but grape growers see a future in Canada, Britain, and other cooler regions.

As concerns grow over the increasing scarcity of fresh water, some experts weigh trading it as a commodity.

Presidential candidates have staked out ambitious plans for U.S. "energy independence." Experts doubt the concept is feasible, and legislative battles in Washington illustrate the obstacles.

The compromise deal in Bali moves the global agenda forward, but U.S. policy remains fractured, and U.S. localities are adopting their own plans as Washington wrangles.

Some OPEC states say oil should be sold in euros, not dollars. The switch could have a substantial economic impact for oil states and the United States.

Work begins on the future of global climate change policy with the world’s largest nations divided on key issues, including the U.S. resistance to mandatory emissions caps.

The EU has added airlines to its greenhouse gas reduction scheme, but the United States and the aviation industry say this violates international law.

The global economy looks for an off-ramp, or at least a safety net, as concerns over oil prices, credit, and inflation escalate.

Russia doesn’t have abundant stores of natural uranium but its considerable enrichment capacity and nuclear know-how is increasingly up for sale.