Houses of the sun

Updated: Sep 14, 2012 13:09 IST

The solar house of Spanish university Ceu Cardenal Herrera of Valencia is displayed in Madrid among other solar houses built and designed by 23 college and university student teams during The Solar Decathlon Europe competition in Madrid. AFP PHOTO/DOMINIQUE FAGET
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The solar house of Spanish university Ceu Cardenal Herrera of Valencia is displayed in Madrid among other solar houses built and designed by 23 college and university student teams during The Solar Decathlon Europe competition in Madrid. AFP PHOTO/DOMINIQUE FAGET

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