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Renewables Now Cheaper Than Fossil Fuels In Developing Countries

Cost differences between renewables and fossil fuels have traditionally guided new renewable energy additions, especially in developing countries. Market economics often made new fossil fuel generation cheaper – a dangerous choice considering the...

Posted November 6, 2014    

Fossil Fuel Divestment: A $5 Trillion Challenge or Opportunity?

Skeptics dismiss divestment as a peripheral threat to fossil fuel’s dominance, but it’s a major opportunity in the fight to decarbonize our society and slow the expanding impacts of climate change.In theory, divestment works. As emissions keep...

Posted September 2, 2014    

Renewable Energy Could Hit 36% Of Global Energy Use, But There's A Biomass Catch

Would you pay $2.50 to double sustainable energy’s share of the global energy market, reduce carbon dioxide emissions 8.6 gigatonnes (Gt), and create 900,000 new net jobs in the energy sector by 2030?Unless you’re firmly rooted in the fossil fuel...

Posted August 20, 2014    

Holland: Pioneering Sustainable District Heating Innovations

District heating isn’t a new concept. Using heat from one resource to meet demand among a centralized group of consumers has long been in use, primarily through combined heat and power from natural gas.But communities are turning to sustainable...

Posted July 2, 2014    

Can Green Gas Solve Renewable Energy's Intermittency Challenge?

Albert van der Molen faced a quandary. As Innovation Leader for Stedin, the third-largest grid operator in the Netherlands, his job is improving electricity and natural gas delivery while expanding the utility’s use of renewable energy. One answer...

Posted June 16, 2014    

Will Utilities Heed The Grid Defection Alarm?

Defections happen when economic and political situations make the risk of leaving one system behind for another worthwhile: Think East Germany to Western Europe during the Cold War, or Cuba to America in today’s era of baseball.So what’s it going to...

Posted May 21, 2014    

One Weird Trick To Power Your City with 100% Renewable Energy

There’s strength in numbers, according to the well-known saying, but what if that axiom was key to empowering entire cities to shift their power supply to renewable energy sources like solar and wind power?It may sound like a weird trick, but...

Posted April 22, 2014    

Forget Intermittency: NREL Says Wind Energy Can Boost Grid Reliability

We’ve all heard the warnings about how intermittent renewables could “crash” the grid if for instance all of a sudden the wind stops blowing and grid operators are left in the lurch for power when they need it. But what if wind turbines actually...

Posted January 29, 2014    

Seattle Energy Benchmarking Finds $90 Million Potential Annual Utility Bill Savings

Energy benchmarking may not sound like the most important concept in the clean tech dictionary, but it’s helped Seattle identify an energy efficiency path forward to save up to $90 million annually on utility bills.These estimated savings come...

Posted January 19, 2014    

LEED Certification's Impact On America By The Numbers

Green buildings create myriad benefits like reduced emissions and energy demand or happier and healthier employees, but those benefits can be hard to quantify, potentially creating skepticism about their bottom-line return on investment.And that’s...

Posted January 13, 2014    

Can Climate Hawks Beat Chris Christie To Let New Jersey Rejoin RGGI?

New Jersey became an outlier in American carbon markets when Governor Chris Christie unilaterally pulled out of the Regional Greenhouse Gas Initiative (RGGI) in 2011, but that doesn’t mean climate hawks have given up the fight to circumvent Christie...

Posted January 10, 2014    

California's Grid Takes Two Big Steps To Add More Renewables And EVs

California already leads the United States in most measures of the clean energy economy, but two new initiatives by the state’s grid operator could ensure the Golden State’s electricity system can handle far more renewables, electric vehicles, and...

Posted January 6, 2014