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Will Faulty Energy Projections Become Reality?
The U.S. Energy Information Administration’s recent annual report uses erroneous data about the cost of renewables — and that may sway key decision makers
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Here Come the Megacities
By 2100, at least ten cities are predicted to have populations over 50 million
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Urban Rustic: Air Sealing the Exterior Sheathing
Taping the seams on Zip System sheathing creates both a water-resistive barrier and an air barrier
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Are Traffic-Clogged Cities Ready for Congestion Pricing?
When properly used, congestion pricing actually works, speeding up travel times and reducing pollution — and experience shows it can be effective
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Flatrock Passive: Blower Door Test Comes up Roses
A methodical attention to detail helps the house meet the airtightness standard
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Americans Are Saving Energy by Staying at Home
Less travel and less time in buildings away from home ultimately lead to lower energy consumption
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Can Mirrors Boost Solar Panel Output?
With panel costs headed higher because of a new tariff, reflectors might make a comeback
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Integrating HRVs With Air Handlers
In homes with forced-air heating, the heating ducts can also be used for heat-recovery ventilation
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Can a Tech Company Build a City? Ask Google
Sidewalk Toronto will become a 1,200-acre testing ground for new tech products
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States Step Up for Progress on Efficiency Standards
A slowdown in appliance efficiency action on the federal level leaves populous states taking up the slack