Author Archives: Dennis SILVERMAN

About Dennis SILVERMAN

I am a retired Professor of Physics and Astronomy at U C Irvine. For a decade I have been active in learning about energy and the environment, and in lecturing and attending classes at the Osher Lifelong Learning Institute (OLLI) at UC Irvine.

Replacing Old Coal with New Natural Gas Plants Can Reduce CO2 Production to Less Than a Third Per Plant

It is well known that since natural gas generates half the CO2 for the same energy produced as coal in current plants, that replacing old coal plants would reduce CO2 pollution by a half for the switched plants.  Those calculations … Continue reading

Posted in Climate Change, Natural Gas | Leave a comment

Southern California Edison 2013 Power Content Mix

Southern California Edison 2013 Power Content Mix It’s that time of year when energy mavins await their California utilities power content label. SCE’s arrived in my electrical bill. Since I couldn’t yet find it on Google, I took a picture … Continue reading

Posted in California Power Mixes, Climate Change, Fossil Fuel Energy, Nuclear Energy, Renewable Energy, San Onofre, Solar Energy, Wind Energy | Leave a comment

Investors’ Fossil Fuel Company Activism, Rather Than Divestment

As a dynamic treatment of fossil fuel companies by environmental investors, much could be accomplished to lower carbon emissions through activism, rather than the passive act of divestment. This would involve universities and foundations that hold fossil fuel stocks to … Continue reading

Posted in Climate Change, Conservation, Electric Power, Energy Efficiency, Fossil Fuel Energy, Natural Gas, Oil, Renewable Energy, Solar Energy, Uncategorized, Wind Energy | Leave a comment

California Colleges in the Top 200 Student Choice Rankings, 2015

The parchment.com college application website has ranked the favorite college choices among applicants using their website and system.  The rankings are based on more than 440,000 acceptances.  Here we just pick out the ranked California colleges in the top 200.  … Continue reading

Posted in California University Rankings, Education, UC Irvine | Leave a comment

California University Applicants’ preferences for Students with Multiple Admissions

parchment.com is a website that allows prospective undergraduate students to apply to multiple universities with the same forms.  It also keeps track of who is admitted where, and what their final choice is.  We show how that works out for … Continue reading

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Physics Graduate Programs in 2015 US News and World Report Rankings

  We list the top 43 Physics graduate programs, which include most of the California campuses. 1 MIT 2 tie     Caltech     Harvard     Princeton     Stanford     UC Berkeley 7 tie     Cornell     U. Chicago 9 U. … Continue reading

Posted in Education, Physics Departments, UC Irvine | Leave a comment

Rankings of California Universities Among Public Universities, 2015

  US News and World’s Report College Rankings, 2015, separates a list of public universities. Here are California Universities in the rankings. Since rankings don’t really give the relative strengths in the criteria used, I also include in parentheses the … Continue reading

Posted in Education, UC Irvine | Tagged | Leave a comment

California Universities in US News and World Report 2015 Best Colleges

  First we list the top 10 nationwide to give them their full credit, and for comparison. In the list, first is their ranking, then their name, then in parentheses their overall scores, then their student to faculty ratios, and … Continue reading

Posted in Education, UC Irvine | Leave a comment

The ill logic of the phrase “We’re recording this call for quality purposes”.

  I of course assume that they are calling to get me to somehow commit to buying something, so I usually beg off by saying something about just not responding to such calls. I used to cite civil liberties. Now … Continue reading

Posted in Communications | Tagged | Leave a comment

Freedom of speech, knowledge, and net neutrality

Is freedom of speech and knowledge transference going to be helped or hurt by the abolition of net neutrality? Net neutrality means everything gets the same priority without extra charges over the usual provider access charges. Its loss would mean … Continue reading

Posted in Communications | Tagged | Leave a comment