Case studies » 23.09.2014

What 100% local renewables looks like globally

Publications investigating a 100 percent supply of renewable energy continue to pour in. Last week, the World Future Council produced a Policy Handbook that is unique in two ways. First, it covers all energy, not just electricity. And second, it does so with a focus on cities and communities in various parts of the world. read more »

Comeback of coal » 22.09.2014

Electricity generation in the US during first half of 2014

In the first half of the year, electricity generation from non-hydro renewable energy sources in the US was up by 13 TWh, a 10% increase compared to 1H 2013. This positive development was, however, overshadowed by a 40 TWh rise in power generation from fossil fuels. The fuel switch from natural gas back to coal power continued. read more »

Power trading » 22.09.2014

German day-ahead power prices lowest since 2002

Last week, Fraunhofer ISE’s Johannes Meyer published an update of his overview of power production and spot market prices. Adjusted for inflation, prices are now lower than they have been in 12 years. read more »

Negative prices from priority for renewables

In an open letter to the European Commission published last spring, leading European economists reviewed a slew of options for future policy changes. They see increased risk everywhere. And greater risk increases the cost of capital. What's more, feed-in tariffs are not the cause of negative wholesale prices. read more »

US power generating capacity additions in first half 2014

In the first six months of 2014, wind and solar power made up the majority of power generating capacity additions in the United States, but coal and gas power still dominates the system. read more »

Energy policy » 18.09.2014

EU to approve nuclear subsidies in UK

Yesterday, Reuters reported based on unnamed sources that the strike price for a new nuclear plant at Hinkley will receive the go-ahead from the new European Commission. That’s good news for renewables policy. read more »

German PV equipment manufacturing up 39 percent in 2014

German mechanical engineering association VDMA says that German manufacturers of production lines for photovoltaics are already benefiting from the global boom – which could very well be for the long term. read more »

Carbon tax » 17.09.2014

Global warming solution staring us right in the face

Washington remains unable to do anything about climate change. Here's how to finally change that. A guest post by Charles Komanoff. read more »

Battery storage to make reserve coal plants redundant

Yesterday, a new battery storage system went into operation in Germany, and it could mark the end of the need for conventional plants to provide fast backup power to stabilize the grid. Insiders believe this option is already less expensive than conventional plants. read more »

German carbon emissions up in 2013

Germany’s Environmental Agency UBA produced its statistics on carbon emissions from 2013 in July, but a relaunch of their website meant that it remained hidden, and there was no press release. But the statistics show that carbon emissions were up by one percent, whereas we had calculated a slightly smaller decrease. (Read: we were wrong.) read more »

The golf-course potential of wind power

Densely populated Japan is home to a mind-boggling number of golf courses. With so much land set aside for golf, how much wind power could be produced from the land area covered by golf courses in Japan? read more »

Vattenfall » 14.09.2014

Swedish elections impact German coal

Today, Swedes go to the polls to elect a new government. One outcome already seems certain: lower coal production in Germany. And we also learn something about Putin’s Russia. read more »

IRENA » 13.09.2014

Solar keeps getting cheaper

IRENA has published a new report investigating the successful cost reduction of various renewable energy technologies. Today, we take a look at three charts pertaining to PV. read more »

Wholesale market » 13.09.2014

Power trading volume in Germany up

The German power exchange has seen a steep increase in trading over the past few years. Energy Brainpool says the rise of wind and solar is one reason. read more »

German renewable energy companies eye export markets

A survey conducted by the German Energy Agency (dena) found that most German renewable energy companies have a positive export outlook. One of the driving factors is the rising cost effectiveness and maturity of renewable technology. read more »