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78. Net Zero 101 The secret of building homes powered by the sun
b"On this week's CKUA Green Energy Futures episode we have seen the light, and it is that big ball of fire in the sky known as the sun. The idea of net-zero homes is taking off and it's thanks to copius amounts of free, passive solar energy and solar electricity all derived from the sun. They're building homes that produce as much energy as they consume and they are doing it in the most northerly big city in North America, Edmonton, Alberta, Canada. Could all homes be net-zero?"