Jim Gunshinan

Jim Gunshinan is the editor of Home Energy, the magazine of sustainable home building and renovation.

Cool Roofs

As global average temperature increases, the Arctic becomes warmer, the snow melts, and seawater takes its place. Snow is a great reflector of invisible light; seawater isn’t.

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Keeping Score

I have a dream that someday homeowners across the land will feel about their houses and apartments the same way people of my generation felt about their first car. They will all know the basic nomenclature—kilowatt-hours and/or Btu per square foot per year. Or something like that.