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EU backing for zero-energy buildings has given the German construction industry a boost. As materials become less expensive, the passive house, a German invention, is likely to become a more common sight. The German government wants to reduce the energy demand for heating by 20 percent by 2020. From that year on, all new buildings will be required to be Nearly Zero Energy Buildings, which means they use less than 15 kilowatt hours of heating per square meter per year. The average house being built today uses 4 times that amount. Read More
