electricity environment power turbine turbines wind wind mill wind power wind turbine windmill windmills windturbine cloud generate hill hillside landscape Spain Electricity Pylon energy field fields germany high voltage high voltage tower industrial industry landscape scenery large nature power pole Power Supply sky tall tree trees wind engine wind engines wind generator wind generators animometer clean power current drive ecological engine global warming green green current green energy motor power plant renewable renewable energy sustainable sustainablity voltage wind energy wings bushes overhead cable overhead power line Power Cable power line spring transmission line ac/dc climate climate change Denmark ecogoly ecological awarness elements gras green power off shore off shore park panorama resource resources shore sources street technology windpower aeolian ecologism ecology wind farm wind powered clean dusk light new day sun sunrise unset wind turbines eco enviroment mill regenarative blades generator global greenhouse warming