Extreme Insulation: Who Needs It Most?

Anyone who has added extra insulation first!

Would be very interesting to overlay the plant hardiness zone map shown with a population densities map (from Census Bureau) and use the resulting data (from combined layer) to estimate per capita, per zone, average expense for heating versus cooling.

Image credit:Arbor Day Foundation, plant hardiness zone map, adapted to changing climate.

Tags: Cooling | Heating