A covered porch on the south side provides comfortably shaded outdoor space, and its roof keeps the high-angle summer sun out of the house.  Photo 1 of 16 in In Rural Ontario, a Creative Array of Passive Energy-Saving Strategies Takes a Home Off-Grid

In Rural Ontario, a Creative Array of Passive Energy-Saving Strategies Takes a Home Off-Grid

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Maggie Treanor stands by the porch of her home.