About Dr. Karl-Friedrich Lenz

Dr. Karl-Friedrich Lenz is a professor of German and European Law at Aoyama Gakuin University in Tokyo, blogging since 2003 at Lenz Blog. A free PDF file of his global warming science fiction novel "Great News" is available here.



Author Archives: Dr. Karl-Friedrich Lenz

Coal Pit Water Pumping Costs Set Precedent

September 17th, 2017 | by Dr. Karl-Friedrich Lenz

Today I learned that the German Ruhr region needs to find a budget of around 220 million Euro a year to deal with the environmental consequences of 150 years of coal mining. Around two thirds of that sum is needed for pumping pit water.


Germany’s Renewable Energy Auction Model Is Not An Absolute Disaster

July 7th, 2017 | by Dr. Karl-Friedrich Lenz

The problem with auctions is that contrary to what they are sold as (more market-based model) they are removing the decision on how much new solar is built from the market to the state. There is no way in an auction system to build even one MW more than is auctioned in the first place.


China’s Coal Boom Coming To An End

April 21st, 2014 | by Dr. Karl-Friedrich Lenz

Originally published on Lenz Blog. Greenpeace has published a short report on recent trends in Chinese coal consumption, titled “The [&hellip


New Merit Order Ideas

April 16th, 2014 | by Dr. Karl-Friedrich Lenz

Originally published on Lenz Blog. I have written extensively about the fact that the market order for electricity in Germany [&hellip


Germany Not So Important Anymore

April 16th, 2014 | by Dr. Karl-Friedrich Lenz

Originally published on Lenz Blog. The recent news about reforming the Law on Priority for Renewable Energy in Germany is [&hellip



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