It sounds like an idea out of a sci-fi novel: a house that can produce as much energy each year as it uses.
What's on the line for housing and homeowners, whose write-offs have been widely assumed to be politically untouchable?
One of the first things you notice about Potomac Crest is the landscaping.
By moving the bed, layering textures and adding lighting, designer Emily Bishop creates an end-of-the-day haven.
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