Green meadow with lots of vegetation and shot under an old stone bridge, wind power windmills on the horizon

green meadow vegetation stone bridge wind power windmills horizon grimselpass switzerland aerial shot landscape nature environment scenic countryside rural greenery flora fauna ecology conservation sustainability renewable energy technology innovation ecofriendly green energy electricity turbine energy generation clean energy power generation wind farm natural resource climate change mountainous alpine engineering construction industrial production efficiency power supply carbon footprint global warming birds eye view perspective vast expansive