Renewable Energy
Students designed and built a house covered in solar cells
The Solar Decathlon is a competition organized yearly by the US Department of Energy’s National Renewable Energy Laboratory, since 2002. Teams of college and university students can participate by designing and building solar powered houses. The goal is to help [...]
The American Recovery & Reinvestment Act and the environment – Part II
Last week, here in Sustentator, we summarized what the American Recovery & Reinvestment Act is doing to improve energy efficiency on a national scale. Today, we’ll look at the funds being destined to renewable energy research, development and deployment programs. [...]
Malmo: an example of a green city, in Sweden
Some cities wait for legislation to be passed before starting to evolve to a more sustainable way of functioning. And some others lead the way, and I dare say they will even be an inspiration for those future laws I [...]
A green neighborhood, in Boulder, Colorado
A neighborhood of 12 net-zero energy homes (which consume as much energy as they generate) is being built in the north of Boulder, Colorado. They are designed to meet green building standards, specifically LEED (Leadership in Energy and Environmental Design) [...]


