and here and infography about solar energy but is from eroski consumer
http://www.consumer.es/web/es/medio_ambiente/energia_y_ciencia/2005/04/28/141558.php

here is a video about how solar panels work ,  teresa http://www.youtube.com/watch?v=x4CTceusK9I

Solar energy at home

There are people who use solar energy also at home teresa