Tag Archives: renewable energy

Intermittent Renewables Can’t Favorably Transform Grid Electricity

Posted on August 31, 2016 by Gail Tverberg

Many people are hoping for wind and solar PV to transform grid electricity in a favorable way. Is this really possible? Is it really feasible for intermittent renewables to generate a large share of grid electricity? The answer increasingly looks … Continue reading →

Posted in Energy policy, Financial Implications | Tagged , , , , , , | 1,882 Comments

Our economic growth system is reaching limits in a strange way

Posted on March 17, 2016 by Gail Tverberg

Economic growth never seems to be as high as those making forecasts would like it to be. This is a record of recent forecasts by the International Monetary Fund: Figure 2 shows world economic growth on  a different basis–a basis … Continue reading →

Posted in Financial Implications | Tagged , , , , | 1,136 Comments

We are at Peak Oil now; we need very low-cost energy to fix it

Posted on December 21, 2015 by Gail Tverberg

This past week, I gave a presentation to a group interested in a particular type of renewable energy–solar energy that is deployed in space, so it would provide electricity 24 hours per day. Their question was: how low does the … Continue reading →

Posted in Financial Implications | Tagged , , , , , | 1,585 Comments

Eight Energy Myths Explained

Posted on April 23, 2014 by Gail Tverberg

Republicans, Democrats, and environmentalists all have favorite energy myths. Even Peak Oil believers have favorite energy myths. The following are a few common mis-beliefs,  coming from a variety of energy perspectives. I will start with a recent myth, and then … Continue reading →

Posted in Alternatives to Oil, Energy policy | Tagged , , , , , | 561 Comments

Renewables – Good for some things; not so good for others

Posted on March 20, 2013 by Gail Tverberg

Based on the sound of the name renewable, a person might think that using only “renewable” energy is ideal–something we should all strive to use exclusively. But there are lots of energy sources that might be called “renewable,” and lots … Continue reading →

Posted in Alternatives to Oil, Introductory Post | Tagged , , , , , , , | 266 Comments