Elvin Batz, an installer at SPG Solar, checks the pontoon structure and panels of a floating solar array in an irrigation pond in Petaluma, Calif. [ ]

Elvin Batz, an installer at SPG Solar, checks the pontoon structure and panels of a floating solar array in an irrigation pond in Petaluma, Calif. [ ]

tags: just Nacht!,

from: http://ichbinnacht.tumblr.com/post/4795296645