Monthly Archives: May 2009

Raising the Earth’s Albedo to Combat Warming?

By David L. Brown Energy Secretary Steven Chu has stated that if we were to paint all flat roofs white it would reflect solar rays back into space and help reduce global warming. Well, maybe. Let’s take a look at … Continue reading

Posted in Astronomy, Climate Change, Melting Planet | Comments Off on Raising the Earth’s Albedo to Combat Warming?

An Efficient ‘Hobbit House’ In Wales

By David L. Brown I recently included in a post about a demonstration solar house in Michigan (“Bumps Along the Way to Clean Energy,” May 15) some discussion of my long-time interest in the concept of underground dwellings. A major … Continue reading

Posted in Energy Technology | Comments Off on An Efficient ‘Hobbit House’ In Wales

Why Americans Want Their Big Cars

By David L. Brown Earlier today I posted a piece about the new CAFE standards. Although I raised some questions about the scale of the promised benefits and analyzed some of the reasons why it will not result in a … Continue reading

Posted in Essays and Opinion, Transportation | Comments Off on Why Americans Want Their Big Cars

A New Era for Automobile Efficiency?

By David L. Brown The government today announced new fuel economy and pollution standards for automobiles and light trucks. This is excellent if somewhat tardy news, but should be viewed with some reservations. Let’s take a look. First, I note … Continue reading

Posted in Age of Oil, Energy Technology, Fossil Fuels, Pollution, Transportation | Comments Off on A New Era for Automobile Efficiency?

Bumps Along the Way to Clean Energy

By David L. Brown According to a story today on the Detroit News website, a $900,000 demonstration house built by the city of Troy, MI with support from the local power company is closed until further notice. The house was … Continue reading

Posted in Climate Change, Energy Technology, Solar Power | Comments Off on Bumps Along the Way to Clean Energy