Blogs- Page 267 of 591
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Cost of Solar Electricity Hits a New Low
Under a proposed contract in California, a municipal utility will buy PV electricity for less than 4 cents per kilowatt hour
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The Supreme Court Saves the Smart Grid
In upholding an energy conservation rule, the court tips the balance of power from the states to the federal government
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Is This Ground-Source Heat Pump Plan Workable?
The contractor wants to oversize the horizontal ‘slinky loop’ field, but his plan seems neither economical nor efficient
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Combining Exterior Rigid Foam With Fluffy Insulation
Figuring out how thick your rigid foam layer needs to be can be tricky
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China Discourages ‘Weird’ Architecture
Communist Party rulers would rather see functional public structures that please the eye
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The Cheapest Way to Scale Up Renewable Energy?
Replacing regional power grids with a national system could reduce carbon emissions without using storage technologies
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Health Risks of Tainted Flooring Were Underestimated
U.S. health authorities say that they miscalculated the risk of cancer from laminated flooring
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What Is the Ideal Relative Humidity in Winter?
The answer depends on the likelihood of accidental dehumidification
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Europe Drives Up Demand for U.S. Wood Pellets
The European Union is shedding coal in favor of biomass, but critics are alarmed at the environmental fallout
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Blue Heron EcoHaus: Picking High-Performance Windows
We had to balance our desire for views and lots of light with our energy-efficiency goals