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These lights in Barcelona are LED in order to save on energy. They are also motion sensing, so they… Tags: City, Energy Nicolas Dykstra Mar 28, 2010 58 views
Lomas de Platero, the largest housing complex in Mexico City with more than 30,000 residents, is th… Tags: Sustainable, LEARN2 Patricio Buenrostro-Gilhuys Mar 11, 2010 24 views
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