Tag: Electricity
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How Dirty Is Your Electricity?
Prime: prime Subtitle: Here’s a look at the carbon intensity of electricity by state and region Images: Lately I’ve been working on my presentation for the 10th anniversary of the North American Passive House Conference. It’s on the global warming impact of insulation, a followup to my latest article about Alex Wilson’s work on that…
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Not All Energy Savings Are Equal
Prime: prime Subtitle: The duck curve is throwing a monkey wrench into utility operations Images: …
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An Introduction to the Duck Curve
Prime: prime Subtitle: As solar electricity increases, the daily balance of supply and demand is changing dramatically …
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Stanford University Scientists Produce Electricity From Sewage
Scientists at Stanford University produced a battery that generates electricity from an unlikely resource—sewage. Their microbial battery won’t be powering neighborhoods, but they believe it could aid the power used to treat wastewater, which accounts for about 3 percent of energy in developed nations like the U.S. The researchers hope the prototype, which is about the size…
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Energy Efficient Process Discovered to Turn Seawater into Freshwater
Seawater desalination with nothing more than a small electrical field? A simple new method of creating freshwater from seawater—that uses far less energy than conventional methods do—has just been developed by …