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Monthly Archives: August 2010

2010-08-24

US energy flowchart

Today I saw an interesting chart: This is a useful illustration because it clearly shows the main energy sources and users in the US, as well as separating the total energy used and wasted. The original is from LLNL, I saw the link at Ars Technica.

Categories: energy
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2010-08-21

Comparing cars to lightbulbs

I ran across the paper ‘Public perceptions of energy consumption and savings’. The authors conducted a survey to study how perceptions of energy use compares to the actual use of various appliances and transportation methods. For the appliances, they had people compare energy used to the power a 100 W lightbulb consumes in one hour. [...]

Categories: cars, energy
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2010-08-21

Driver’s ed

According to statistics cited by Sarah Meyer (of the Indiana BMV) in testimony before an Indiana General Assembly Committee, teens who have taken driver’s education classes are involved in more accidents that those who haven’t. Meyer did mention that the results could be skewed by the fact that teens who complete a formal driver’s education [...]

Categories: cars, politics
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2010-08-12

Trade deficit

Which half of the US trade deficit is easier to shrink? Probably petroleum. I don’t see much of a chance of major changes in the deficit in goods, but it is easy to significantly reduce the amount of oil consumed.

Categories: energy
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2010-08-10

Two paths to choose

We are at a turning point in our history. There are two paths to choose. One is a path I’ve warned about tonight, the path that leads to fragmentation and self-interest. Down that road lies a mistaken idea of freedom, the right to grasp for ourselves some advantage over others. That path would be one [...]

Categories: climate, energy, environment, politics
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