renewable energy

 
Latest climate study says it's already too late

Latest climate study says it's already too late

Sit down before you read this. Good. With all the dire warnings about climate-change coming from the most recent studies—from the Fourth National Climate Assessment released on Black Friday to an October report by the UN Intergovernmental Panel on Climate Change which showed that catastrophic... read more

December 3, 2018 by -
 
Photovoltaic solar panel installation on house, Fremont, California [image: Shiva Singh]

If you own an electric car, what's your at-home charging source? Take our Twitter poll

Drivers who buy an electric car that plugs into the power grid to recharge the battery often start to consider the source of their energy. A 2012 analysis from California, in... read more February 27, 2018 by


 
2015 Hyundai Tucson Fuel Cell at hydrogen fueling station, Fountain Valley, CA

This one 11-year-old chart explains the problem with hydrogen fuel-cell vehicles

Today, there are roughly 750,000 plug-in electric vehicles on U.S. roads and about 3,800 powered by hydrogen fuel cells. Proponents of each type of vehicle argue strenuously... read more February 13, 2018 by


 
Photovoltaic solar power field at Volkswagen plant in Chattanooga, Tennessee

Effect of Trump solar-panel import tariffs on clean-power growth debated

A majority of the photovoltaic solar panels used in the U.S. are imported from such countries as China, Malaysia, South Korea, Thailand, and Vietnam. Now, environmentalists... read more January 29, 2018 by


 
Wind farm outside Fort MacLeod, Alberta, Canada [photographer: Joel Bennett]

All renewable energy types to be cost-competitive by 2020: report

Renewable-energy generation costs are falling like photons onto a solar panel. By 2020, it's expected all types of renewable-energy generation will be able to compete with... read more January 15, 2018 by


 
U.S. Secretary of Energy Rick Perry in 2008, when he was governor of Texas

U.S. regulator rejects coal, nuclear bailout, says renewable energy may double by 2020

For much of last year, U.S. Energy Secretary Rick Perry pursued a plan that, in essence, would prop up the financially challenged U.S. coal and nuclear industries. His... read more January 10, 2018 by


 
APR Energy's GE TM2500 Gen 8 mobile gas turbines in Puerto Rico

Why diesel beats solar for disaster recovery in places like Puerto Rico

Call it the Ikea mindset. On populated islands, space is at a premium, just like those stereotypical Swedish kitchens you see when you stroll through your local... read more December 28, 2017 by


 
Photovoltaic solar power field at Volkswagen plant in Chattanooga, Tennessee

In Germany, neighborhood solar starts to eat away at utility revenue

Five years ago, an electric-utility think tank issued a dire warning to its members: Your century-old business model is ending. The continually falling costs of renewable... read more December 27, 2017 by


 
Tesla South Australia lithium-ion battery storage

Tesla builds world's largest lithium-ion battery, for utility use, in Australia

Tesla CEO Elon Musk made a bet that he'd build the world's largest lithium-ion battery in Australia in 100 days. If his company failed, Musk would personally pay for the... read more November 24, 2017 by


 
Photovoltaic solar power field at Volkswagen plant in Chattanooga, Tennessee

Soaring growth of solar power demonstrated in one chart (updated)

Sometimes a picture is truly worth a thousand words. In the case of the rapidly rising rate of solar installations for electricity generation, numerous forecasts by... read more November 20, 2017 by


 
Stella Vie Dutch solar car winner in World Solar Challenge

Stella Vie 'family sedan' wins long-distance solar car race

Earlier this month, the 30th World Solar Challenge kicked off in Darwin, Australia, with 42 competitors vying for victory. At the end of the 3,022-kilometer (1,880-mile) race... read more October 29, 2017 by


 
World Solar Challenge 2017

Solar-powered car race kicks off 30 years of World Solar Challenge

Although a car powered solely by solar power is far from reality, the 30th anniversary of the World Solar Challenge showcased just how far the technology has come. World... read more October 9, 2017 by


 
Tesla Kauai solar-energy generation and storage project [photo: The Verge]

Two-thirds of world's new energy capacity in 2016 was renewable: IEA

For years, renewable energy has been cast as the most expensive option to reduce emissions and the world's reliance on fossil fuels. But 2016 may have marked a turn for the... read more October 6, 2017 by


 
Containers holding spent nucleat fuel [Nuclear Regulatory Commission photo]

Fossil-fuel lobbyists join renewable peers against DoE coal, nuclear support plans

Pity Energy Secretary Rick Perry, the man now running the cabinet department he couldn't remember that he wanted to eliminate altogether during a notorious 2011 presidential... read more October 4, 2017 by


 
Tesla Kauai solar-energy generation and storage project [photo: Tesla]

Tesla's solar and battery project in Hawaii: we do the math

Tesla’s summer announcement of the world’s biggest battery-storage system in South Australia characteristically kept key details confidential. Fortunately, while... read more October 2, 2017 by


 
U.S. Secretary of Energy Rick Perry in 2008, when he was governor of Texas

Energy Dept grid report downplayed renewables, stressed coal, fossil fuels

The Trump administration hasn't been coy about trying to champion traditional fossil fuels while downplaying the importance and falling costs of renewable energy. Earlier... read more September 22, 2017 by


 

 
 

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