aeolian ecologism ecology energy wind wind energy wind farm wind power wind powered wind turbine windmill blades chain circular controlled directional fan farm farming equipment life-saving old outback pump sepia silhouette tail blade water pump backyard blue blue-sky equipment farming-equipment gray grey model perspectives replica semi-rural silver spokes tail-blade water water-pump wheels wind-powered chains paint painted papyrus peeling peeling-paint pond pool rural white Australian background brown creeper dead-leaves dry dry-leaves grass green greenery groundcover image imagery shadow shadows water-supply watered well-watered wheel