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A determined international coordination effort on these issues is vitally important, but what can we do more immediately to deal with the issues at hand?

Japan, the United States and the European Union will jointly propose at this year's Group of Eight summit meeting that an international organization be established to study and evaluate the energy-saving measures of countries, including China and India, The Yomiuri Shimbun learned Saturday.

The latest effort comes not in some green hub like Portland, Oregon, but in the Persian Gulf, fuelled as much by oil wealth—and the need to find postpetroleum business models—as environmental zeal. Groundbreaking is scheduled for Saturday for Masdar City, a nearly self-contained mini-municipality designed for up to 50,000 people rising from the desert next to Abu Dhabi’s international airport and intended as a hub for academic and corporate research on nonpolluting energy technologies.

With input from people around the world -- much of it on this website -- an international group of leading technological thinkers were asked to identify the Grand Challenges for Engineering in the 21st Century.  Now their conclusions are revealed on this website.

The ultracapacitor-equipped Toyota Supra HV-R coupe became the first hybrid to win the 24-hour endurance car race held at Japan’s Tokachi International Speedway. The hybrid Supra finished 616 laps of the 5.1-kilometer (roughly three-mile) course—19 more laps than the second-place, non-hybrid, Nissan Fairlady Z.