People try to browse at a supermarket with no electricity in Ishinomaki, Miyagi prefecture, Japan. Businesses are especially worried about weathering Japan's sweltering summers without air conditioning. Vincent Yu/AP hide caption

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Newly recruited Toyota Motor employees bow their heads in prayer for disaster victims at a ceremony in Toyota City in Aichi prefecture on April 1. AFP/Getty Images hide caption

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With its massive electronic billboards now dark, Tokyo's Shibuya fashion district is far more subdued than it was before the March 11 earthquake and tsunami. Yoshikazu Tsuno/AFP/Getty Images hide caption

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Frog Design and ECOtality created the Blink family of recharging stations for the Chevy Volt, Nissan Leaf and other electric vehicles. hide caption

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Raj Rajaratnam, the billionaire founder of the Galleon Group, a major hedge fund, leaves Manhattan federal court in New York in February. Louis Lanzano/AP hide caption

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National AFL-CIO President Richard Trumka speaks to protesters in Wisconsin's Capitol rotunda Friday during a rally opposing Gov. Scott Walker's bill threatening collective bargaining rights. Mark Hirsch/Getty Images hide caption

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