angles appearance attached clean-energy electricity energy energy-generating energy-saving fixed framed frames generating glass green-energy modern orange panels perspective perspectives position power ridged ridges roof rooftop rooving saving savings shade shadow shadows solar solar-power sun sunlight sunshine surface technology terracotta tiled tiles array collect collector cyprus domestic gadget generate generator panel plate access accessible across barriers bridge bright concrete construction cycle cyclists estuary handrails inlet light lighting metal ocean ocean-view path pathway pedestrians railing rails safety shared sharing solar-lighting solar-panels span steel strength strong surfaces trees vegetation water