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Eco-photos of the week: Sept. 4-10

Sept. 9, 2011, 8:57 a.m.
A staff member holds a green grasshopper toy equipped with a solar cell at an exhibitor booth at the European Photovoltaic Solar Energy Conference and Exhibition PVSEC in Hamburg, Germany on Sept. 5.

Photo: Angelika Warmuth

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Solar cricket

A staff member holds a green grasshopper toy equipped with a solar cell at an exhibitor booth at the European Photovoltaic Solar Energy Conference and Exhibition PVSEC in Hamburg, Germany, on Sept. 5.