Uploaded on 2014-11-24 by pratas86

[1]: https://edxuploads.s3.amazonaws.com/14168687726042366.jpg This is a commercial building owned by a lighting company that uses solar panels to produce energy for it's own use. I chose this photo because this solar panels were made in China and came from a German suplier. Even tough it's not a structural component I think we must consider solar panels and solar colectors a "must to have" component of the future buildings and cities.