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Extending Renewable Electricity Generation for Decades at Closed Landfill Sites

September 16, 2015 Conventional reciprocating engines and gas turbines have problems combusting landfill gas that is below 30-40 percent methane. So, when a landfill becomes inactive, the quality of the emi...

Researchers Discover How To Site Wind Farms More Quickly, Cheaply

Larry Hardesty July 21, 2015 When a power company wants to build a new wind farm, it generally hires a consultant to make wind speed measurements at the proposed site for eight to 12 months. Those measurements are co...

Did You Hear That? Reducing Construction Noise at Offshore Wind Farms

Dr. Federica Pace July 21, 2015 Marine mammal monitoring and underwater noise mitigation is an integral part of the development of offshore wind farms, which, along with many other developments, generate underwater nois...
Wind turbine

Materials Are Blowing in the Wind

John Conti Ramsden, Director, Knowledge Centre for Materials Chemistry July 10, 2015 Wind energy is big business, and with 1,184 offshore turbines, the UK is a world leader. According to RenewableUK, wind energy’s contribution to UK energy needs has skyrocketed in less th...

Testing Heats Up at Sandia's Solar Tower

Rebecca Brock, Sandia National Lab July 1, 2015 Researchers at Sandia National Laboratories are working to lower the cost of solar energy systems and improve efficiencies in a big way, thanks to a system of small particles. This month,...
Graphene for solar cells

Strengthening Solar Cell Performance with Graphene

Roni Peleg, Contributor June 15, 2015 Graphene is a nanomaterial that has been attracting a remarkable amount of interest as a potential game changer for various applications, from energy storage to flexible transparent ...

Wheels, Towers and Trees: Unconventional Renewable Energy Technologies in the Pipeline

Andrew Williams, International Correspondent May 15, 2015 A number of companies around the world are developing novel technologies in an effort to grab a slice of the global renewable energy market.  Although many of these technologies are ...
Alaska Airlines Biofuel

Alaska Airlines, Gevo To Demonstrate Renewable Alcohol-to-Jet Fuel

Jim Lane, Biofuels Digest May 12, 2015

In Colorado, Gevo and Alaska Airlines announced a strategic alliance to purchase Gevo’s renewable jet fuel and fly the first-ever commercial flight on alcohol-to-jet fuel (ATJ).

Le Cheylas pumped storage plant scheme. Credit: Alstom.

A Solution to Intermittent Renewables Using Pumped Hydropower

Nathalie Lefebvre, Marie Tabarin, and Olivier Teller, Contributors May 11, 2015 Integrating large quantities of renewable generation with low-carbon technology will require the development of large flexible carbon-free generation and storage assets. Over the last 40 ...
Aerial view of the Wayang Windu Geothermal Power Plant in Indonesia. Credit: Victaulic.

Geothermal Piping Systems Get into the Groove

Alfred Chua May 8, 2015 How do you design outdoor piping to account for changing elevation, uneven terrain, seismic and thermal movement, and the reroutes required of a drilling fluid system? This was the challe...


Volume 18, Issue 4


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Optimizing Distribution Network Operations and Planning with ADMS

Join Scott Koehler, Schneider Electric’s Smart Grid IT Strategy VP, on N...

Certified Renewable Energy Project Developer - online training

In this online training, participants learn about the most critical para...

Certified PV Professional - online training

After completing this online training, participants will be able to unde...


The Whirlwind Known As Tradeshow Season 2015

Wow. What a tradeshow season 2015 is turning out to be! Hot on the heels...

Referral Engine

In the efficiency business, a successful referral can mean the differenc...

Is this the panacea for renewables in the mining sector?

Bankable Renewable Energy Projects for Mines Reaching financial close wi...


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