Dean W. Armstrong

http://www.hcn.org/hcn/wotr/floyd-dominy-the-colossus-of-dams-dies-at-100

An interesting data point about the Eyjafjallajökull eruption: the disruption of the European aviation market reduces the CO2 output by an o...

Stanley Fish writes in the NYTimes: But my house is now full of environmentally approved lightbulbs. They are dim, ugly and expensive, but I...

Treehugger picked up on the great New York Times graphs of energy lost in different sectors of the US. And they also remembered the great ...

Compact fluorescent lighting is a hot topic in the media right now. Repeated utility and environmental group campaigns have encouraged peop...

A non-review, since I didn't post about things I saved in "starred items" in Google Reader. So, some quick posts about them. ...

Sam , Colin and I were talking about biodiesel last night as walk-home talk fodder. It's a great thing--a no-modification substitute f...