وێنهی 14 ی دووی 2014
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Roses are placed on the Pont des Arts over the River Seine as part on a publicity campaign on Valentine's Day in Paris, France.
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The Google logo is spelled out in heliostats (mirrors that track the sun and reflect the sunlight onto a central receiving point) during a tour of the Ivanpah Solar Electric Generating System in the Mojave Desert near the California-Nevada border, USA. The project, a partnership of NRG, BrightSource, Google and Bechtel, is the world's largest solar thermal facility and uses 347,000 sun-facing mirrors to produce 392 megawatts of electricity, enough energy to power more than 140,000 homes.
