Investments in power lines says a lot about how the US electricity system is changing

Power line workers

Private investment in electric transmission has quintupled from $2.7 billion in 1997 to $14.1 billion in 2012.

Private electric utilities in America have been doing something surprising over the past ten years – they have been investing a lot of money in power lines and other electric-transmission infrastructure. (Chart)

 

 

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The next big challenge for energy storage

solar energy

Solar is now the fastest growing segment in the energy business in the U.S.

The energy storage era is upon us. States like California and New York have adapted energy policies that will make it possible to economically deploy storage systems, while technology advancements have boosted performance and trimmed costs. For the first time in history it will become feasible to store electric energy.

New transparent solar cells can be used on windows, smartphone screens to produce solar energy

solar-clear

Transparent solar cell.

Developed by researchers in Michigan State University, a new material, called a transparent luminescent solar concentrator, can be used to cover anything that has a flat, clear surface. Transparent solar cell technology has been attempted before, but the energy the cells produced was poor and the materials they were made out of were highly colored.

 

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New offshore wind energy and transnational grid projects will boost use of submarine power cables

submarine cable market

The worldwide market for submarine electrical cables has surged over the past decade.

Eighty wind turbines are now under construction in the German North Sea.  They will eventually generate enough power for some 400,000 homes. That power will travel via advanced cables buried along several miles of ocean floor, part of a growing move toward undersea transmission of electricity.

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Design flaw turns solar plant into a death trap for birds

bird

Super-concentrated sunbeams from BrightSource Energy Plant are deadly for birds flying overhead.

In February, the $2.2 billion BrightSource Energy Plant opened up in the Mojave Desert with good intentions: to harvest clean, sustainable solar power, by using 300 mirrors to reflect sunbeams onto a steam-producing water boiler. But a design flaw has turned the plant into a death trap for birds flying overhead.

 

 

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17 year-old student invents device that produces clean energy and fresh water

Cynthia-Sin-Nga-Lam

Cynthia Sin Nga Lam and the H2Pro

The lineup of finalists in this year’s Google Science Fair is impressive. Among the 15 inventions designed to make the world a better place, Cynthia Sin Nga Lam’s submission is definitely a major standout. Concerned about the millions of people living without energy and water, the 17-year-old student scientist from Australia built H2Pro – a Portable Photocatalytic Electricity Generation and Water Purification Unit that produces both clean energy and fresh water at the same time.

 

 

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New spongelike material converts solar energy into steam

solar sponge

The DLS that consists of a carbon foam supporting an exfoliated graphite layer.

MIT has developed a new material structure that generates steam by soaking up the sun. The structure — a layer of graphite flakes and an underlying carbon foam — is a porous, insulating material structure that floats on water. When sunlight hits the structure’s surface, it creates a hotspot in the graphite, drawing water up through the material’s pores, where it evaporates as steam. The brighter the light, the more steam is generated.

 

 

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Electric life forms that live on pure energy are unlike any other life on Earth

electric bacteria

Geobacter is one type of ‘electric bacteria.’

‘Electric bacteria’ are unlike any other life on Earth, these extraordinary bacteria use energy in its purest form – they eat and breathe electrons – and they are everywhere. (Video)

 

 

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10 American cities that are leading the way in the solar energy revolution

solar energy

The U.S. has made great strides in promoting and installing solar energy systems.

In the U.S., Solar energy is on the rise. In President Obama’s State of the Union address in January, he recognized this shift, saying that, “We’re becoming a leader in solar … every four minutes, another American home or business goes solar; every panel pounded into place by a worker whose job can’t be outsourced.”

 

 

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Discover the Hidden Patterns of Tomorrow with Futurist Thomas Frey
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By delving into the futuring techniques of Futurist Thomas Frey, you’ll embark on an enlightening journey.

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