Sustainable IT

Sustainable IT news, trends, analysis and practical advice

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SRP  data station

Ariz. power company plugs a data center directly into the high-voltage grid

The Salt River Project in Phoenix is building a data center at one of its power stations directly atop a high-voltage transmission line.

Honda's FCV

Here's why hydrogen-fueled cars aren't little Hindenburgs

Hydrogen gas is 16 times lighter than air, ignites with just a tenth the energy required to combust a gasoline-air mixture and is stored in fuel tanks pressurized up to 10,000 psi. But hydrogen-fueled cars are unlikely to go up like...

Electricity prices throughout the U.S.

Rooftop solar electricity on pace to beat coal, oil

Rooftop solar power will reach grid parity in all 50 U.S. states in 2016, setting the scene for a dramatic increase in the uptake of household and commercial rooftop solar systems.

Matt Corddry

Facebook gives its server racks a Tesla touch

Facebook is now testing lithium-ion batteries as the backup power source for its server racks and plans to roll them out widely next year.

With LLZO, a garnet ceramic material, batteries could last a lot longer

Researchers are working to develop batteries that can store 10 times more energy than existing lithium-ion batteries.

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Solar power on track to be world’s largest electricity source by 2050

With up to 100 MW being added each day worldwide, photovoltaic energy could be the world’s largest source of electricity by 2050.

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White House sets 20% data center efficiency goal, but finds few takers

Without a carbon tax or anything that penalizes fossil fuel consumption, the federal government has little ability to influence how much energy a data center uses. But it's trying.

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Rooftop solar panels could soon cut utility profits by 15% or more

Utilities have reason to worry about solar power cutting into their profits, according to a report this week by Lawrence Berkeley National Laboratory.

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IBM’s solar concentrator can produce energy, clean water and AC

IBM Research and Swiss-based Airlight Energy have created a solar concentrator that looks like a giant sunflower and can produce 20kW of power per day, along with clean water and hot or cool air.

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For lithium-ion batteries to last, slow charging isn't the answer

New research by a California-based team could change the way lithium-ion batteries are charged in consumer electronics products and electric cars, leading to longer lifetimes and more useful batteries.

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Tesla chooses Nevada for its $5B Gigafactory

Several reports and a tweet by Nevada’s governor have pegged that state as the new site for Tesla’s massive $5 billion battery factory.

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In Napa quake, power surges led to PC damage

The 6.0 earthquake in Napa County, Calif. caused power surges that may have led to much of the damage to computers in homes and small businesses.

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Verizon to become solar-power leader in the U.S. telecom industry

Verizon this year is doubling the amount of sustainable energy by investing an additional $40 million in solar power plants in five states.

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Data centers are the new polluters

U.S. data centers use more electricity than they need, a new report finds, and IT managers are too cautious about managing power and businesses are unwilling to invest in energy conservation.

How Tesla will help bring renewable energy to your business or home

Production of lithium-ion batteries capable of storing solar or wind-generated electricity will need to ramp up before homes and businesses can truly go off the grid.

How Tesla will help bring renewable energy to your business or home

Production of lithium-ion batteries capable of storing solar or wind-generated electricity will need to ramp up before homes and businesses can truly go off the grid.

Solar power war between U.S. and Asia escalates

New tariffs imposed by the U.S. on Chinese imports of solar cells and (for the first time) Taiwan has infuriated some in the solar power industry who believe the steep taxes will adversely affect businesses and consumers.

Whatever happened to Green IT?

Remember when "green computing" was all the rage? Companies competed for green awards, virtualized their data centers, set up e-waste committees, launched double-sided printing initiatives and activated power management features on...

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