wind

A sunrise is visible above a field with wind turbines near Mallnow, Germany, on  August 8, 2013.

Patrick Pleul/AFP

A sunrise is visible above a field with wind turbines near Mallnow, Germany, on Thursday

Lightning of a thunder storm illuminates the sky over a wind energy park near Jacobsdorf, eastern Germany.

Patrick Pleul/AFP

Lightning of a thunder storm illuminates the sky over a wind energy park near Jacobsdorf, eastern Germany.