por Elysia Vetricek hace 9 años
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population of 230,000 and acclaimed one of the world's greenest cities
Solar Panels: the city has installed about 400 solar panels throughout the city. Some solar panels on homes generate more energy than needed for the house so it provides revenues for those owning the houses by selling the electricity.
"Passive houses" are homes that are able to reduce energy consumption for heating 80-90% by warming your apartment with your own body and heat generated while cooking