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.

New US Wealth Distributions

As mentioned in the NY Times and Huffington Post, a new analysis has been presented on US wealth distributions, but they did not report much of the data or results that were obtained.  I have looked at the report by Emmanuel … Continue reading

Posted in Economies, Wealth | Leave a comment

Neutrino Mysteries, Lecture for Osher Lifelong Learning Institute

On Monday, April 7, I gave a lecture on “Neutrino Mysteries” to the Osher Lifelong Learning Institute of UC Irvine. It is at the link Neutrino Mysteries 5 . The talk covers neutrino properties and an explanation of neutrino mixing.  It also … Continue reading

Posted in Cosmology, Particle Physics | Leave a comment

Steps to Reducing US CO2 Pollution

We evaluate the effects on CO2 production of replacement of coal with natural gas, increasing vehicle fuel economy, and doubling nuclear or renewable power. First we introduce a simple accounting method or index for CO2 production. We take CO2 from … Continue reading

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

Comparison of the Russian Military Budget with EU, NATO, and US Budgets

The data are from SIPRI (Stockholm) quoted in Wikipedia.  The 2013 Russian military budget was $91 billion.  The NATO countries total was $990 billion, a factor of 10 times larger.  The main parts of NATO are the US at $682 … Continue reading

Posted in Economies | Leave a comment

California Universities in Times Worldwide Rankings

Many California Universities Score in the Top 10 and 100 of Times Higher Education Worldwide Rankings of 2013-2014.  These rankings are really last year’s, and new ones are expected in a few months. First, since this is a UC Irvine … Continue reading

Posted in Education | Leave a comment

Russian Oil and Energy Data from the American Enterprise Institute

The American Enterprise Institute (AEI) has data on Russian oil and energy.  The AEI also represents US oil companies, but I hope the data is sound. Russian electricity sources are 68% fossil fuel, 20% hydro, and 11% nuclear.  I am … Continue reading

Posted in Economies, Electric Power, Fossil Fuel Energy, Natural Gas, Oil | Leave a comment

US EIA Data on Russian Natural Gas and Oil

The US Energy Information Agency (EIA) website has a lot of detailed data on Russian fossil fuels and energy usage.  I am only going to mention those relevant to reserves and exports of oil and natural gas, and energy usage. … Continue reading

Posted in Economies, Electric Power, Fossil Fuel Energy, Natural Gas, Oil | Leave a comment

Russian Natural Gas and Oil from Gazprom

Gazprom is Russia’s main gas company. On its site it has a 38 page document summarizing its oil and natural gas business and that of Russia. This is a summary of key facts in that presentation. When I say gas … Continue reading

Posted in Economies, Fossil Fuel Energy, Natural Gas, Oil | Leave a comment

Russian, EU, Ukraine and US Economic and Trade Data

Since trade sanctions are being discussed, I wanted to gather together trade data for Russia, the EU, Ukraine and the US. The inter-connectivity of the EU, Ukraine and Russian economies makes sanctions a two way street. In particular, the dependence … Continue reading

Posted in Economies, Fossil Fuel Energy, Natural Gas | Leave a comment

Fuel Usage and Cost for Various MPG Ratings

The actual fuel usage and therefore CO2 pollution is not given by the miles per gallon rating (mpg) but by its inverse, the gallons per mile.  There are about 20 pounds of CO2 created for every gallon burned.  For several … Continue reading

Posted in Autos, Climate Change, Conservation, Energy Efficiency, Fossil Fuel Energy | Leave a comment