Carrera de autos solares en Atacama

A mechanic prepares a solar vehicle before the start of the first stage of the Atacama Solar Challenge — a solar car race in the Atacama Desert in northern Chile — in Iquique , some 2000 km north of Santiago, on November 15, 2012 . Fifteen teams from four countries are participating in the three-day 1300 km-race. AFP PHOTO/Martin BERNETTI

The Chilean team Eolian 3 competes during the first stage of the Atacama Solar Challenge — a solar car race in the Atacama Desert in northern Chile — in Iquique , some 2000 km north of Santiago, on November 15, 2012 . Fifteen teams from four countries are participating in the three-day 1300 km-race. AFP PHOTO/Martin BERNETTI

Members of the Chilean team "Antunekui", prepare their solar car during the first stage of the Atacama Solar Challenge — a solar car race in Atacama Desert, northern Chile — in Calama, some 1500 km north of Santiago, on November 15, 2012. Fifteen teams from four countries are participating in the three-day 1300 km race. AFP PHOTO/Martin BERNETTI

The Chilean team Atenea II competes in the second stage of the Atacama Solar Challenge — a solar car race in the Atacama Desert in northern Chile — near San Pedro de Atacama, some 1500 km north of Santiago, on November 16, 2012. Fifteen teams from four countries are participating in the three-day 1300 km-race. AFP PHOTO/Martin BERNETTI

Members of the Venezuelan team USB Solar prepare their vehicle for the second stage of the Atacama Solar Challenge — a solar car race in the Atacama Desert in northern Chile — near San Pedro de Atacama, some 1500 km north of Santiago, on November 16, 2012. Fifteen teams from four countries are participating in the three-day 1300 km-race. AFP PHOTO/Martin BERNETTI

Members of the Argentine team Pampa Solar prepare their vehicle for the second stage of the Atacama Solar Challenge — a solar car race in the Atacama Desert in northern Chile — near San Pedro de Atacama, some 1500 km north of Santiago, on November 16, 2012. Fifteen teams from four countries are participating in the three-day 1300 km-race. AFP PHOTO/Martin BERNETTI

The Venezuelan team USB Solar competes in the second stage of the Atacama Solar Challenge — a solar car race in the Atacama Desert in northern Chile — near San Pedro de Atacama, some 1500 km north of Santiago, on November 16, 2012. Fifteen teams from four countries are participating in the three-day 1300 km-race. AFP PHOTO/Martin BERNETTI