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Cleantech

A Look at Wind and Solar Energy, Part 1: How Far We've Come

May 27, 2015 by Jesse Jenkins

After decades of incipient growth, it seems that wind and solar power are finally ready for prime time. These two renewable energy resources are growing rapidly and are beginning to move the needle in global energy supplies.[read more]

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Europe Keeps Putting More Wind on the Grid: Denmark Blows Past 40 Percent Wind Power, Germany and United Kingdom Approach 10 Percent

May 27, 2015 by Matt Roney
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Offshore Wind Power in Europe

In January 2014, Denmark’s wind electricity output was enough to meet an astonishing 62 percent of its electricity demand. By 2016, wind will be Denmark’s cheapest source of electricity, according to a government report, costing half as much as new coal- or natural gas-fired generation.[read more]

What Put California at the Top of Residential Solar?

May 27, 2015 by Severin Borenstein

Solar in California

California leads the nation in residential solar photovoltaic installations. In fact, nearly half of all systems installed have been in the Golden State. So why is California the leader? Sure, California has plenty of sunshine, but there are many other states that can compete on that dimension.[read more]

Big Question About Industry's Newest Climate Effort

May 27, 2015 by EDF Energy Exchange

Industry Climate Efforts

Europe’s largest oil companies are reportedly working together on a policy strategy leading up to this year’s international climate talks in Paris. It remains to be seen if they will take the action needed to effectively tackle some of our most immediate climate threats – or to seize a major untapped opportunity.[read more]

China Power Sector Reform Plans Aim To Boost Energy Efficiency and Renewables

May 27, 2015 by Barbara Finamore

China Energy Policies

China's drive for a cleaner and more efficient energy grid received a boost when the government issued documents on power sector reform, which were published in rapid succession, came from several different ministries and outlined long-awaited upgrades to the functioning of the world's largest utility.[read more]

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Internalized Costs of Storage Results from the Seeking Consensus Project

May 26, 2015 by Schalk Cloete
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And now, the results ...

This article summarizes the findings on the internalized costs of various energy storage technologies. The selected technologies include such things as pumped hydro, compressed air, synfuels, and various battery technologies (lead-acid, Li-ion and flow).[read more]

Clean Energy Markets: Looking for Leapfrogs

May 26, 2015 by Alex Trembath
2

Clean Energy Capacity

The Pew Charitable Trusts released a report on energy demand in emerging markets. The report offers encouraging data on supplies and investments. But by cherry-picking their case studies and making strange analytical conclusions, Pew paints a selective and flawed picture of electrification in poor countries.[read more]

IRENA: Renewable Energy Employment on the Rise Globally

May 26, 2015 by Roman Kilisek

Renewables and Employment

The International Renewable Energy Agency (IRENA) has just published its 2015 Annual Review on “Renewable Energy and Jobs” and estimates that globally renewable energy jobs (excluding large hydropower) reached approximately 7.7 million in 2014.[read more]

The Connected Home: Reaching Critical Mass for the Grid?

May 22, 2015 by Jeff St. John

Home Automation and Energy Savings

After a decade or more of false starts and unrealistic expectations, “connected home” technology is finally gaining enough market share for vendors to start bragging about the numbers.[read more]

An Economic Case To Prevent Solar Power's Sunset In North Carolina

May 22, 2015 by Jesse Grossman
5

Solar energy has been a continuing economic boom for the state of North Carolina, but four critical policies to the state's solar market growth are jeopardized by pending legislation - will smart policy decisions keep the sun shining on the Tarheel State?[read more]

Hanergy Thin Film Power Shares Plunge 47 Percent, Trading Halted

May 21, 2015 by Eric Wesoff

China Solar Market Risk

Hanergy just lost $18 billion in market value as its stock dropped 47% and triggered a shutdown in trading. The Wall Street Journal suggests that the sell-off was prompted by Yingli's recent financial news and weakness in the China solar market. But Hanergy has plenty of reasons to shed shareholder value.[read more]

Smart Energy Policy Deserves Advanced Meters

May 20, 2015 by EDF Energy Exchange

Smart Meter Adoption

New York cemented its reputation as a national leader in energy policy last year when it announced plans to revamp the way utilities are regulated in order to establish a 21st-century energy system. But the state is still trailing in one crucial area: More than 99% of its homes have antiquated meters.[read more]

Which Technologies Will Make New York's Energy Vision a Reality?

May 20, 2015 by Katherine Tweed

Planning New York's Energy Future

In New York, Governor Andrew Cuomo has launched a bold new model of the electrical utility system and energy markets called Reforming the Energy Vision to eliminate electricity peaks in summer and better value efficiency and distributed resources at the grid edge.[read more]

Innovation Supporting Intermediaries Needed in Advancing Low Energy Building and Housing

May 20, 2015 by Sussex Energy Group

As buildings throughout their lifecycle account for around 40% of total energy use in Europe (with over half by residential buildings), reducing the energy demand of the existing building stock and increasing non-carbon micro-generation in connection to buildings is crucial.[read more]

Reducing the Costs of Decarbonising Winter Heating Needs to Be a Priority

May 19, 2015 by Adam Whitmore
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Winter and Clean Energy Needs

Large scale electrification of winter heating looks to be essential if the United Kingdom’s legally binding 2050 emissions reduction target is to be met, with other approaches likely playing a lesser role. However, electrification of winter heating poses severe challenges.[read more]