Glass collection point / Bottle bank with dumped wine bottles in frontMan wearing rubber boots / wellies planting tree with spade in muddy soil, BelgiumWind turbines at sea of Lillgrund, Sweden's largest offshore wind farm south of the Øresund BridgePhotovoltaic solar panels for electricity production, GermanyElectric car charging station sign at car park in the snow in winter, BelgiumThe solar furnace / Four solaire d'Odeillo at Odeillo in the Pyrénées-Orientales, Pyrenees, FranceMan recycling paper, glass, plastic, cans and other rubbish in different containers, BelgiumRecycling old metal. Scrap heap along the Ghent-Terneuzen Canal at Ghent seaport, BelgiumGas flame of boiler