Posts Tagged ‘security’

Continuing to deal with big and fat energy suckers through the home, here was another one found – security flood lights with motion detector, at the back of the house. Here is how it was upgraded to get the tiny fraction of energy it used to consume before and still be operational enough to lit the path.
DIY guide

Green Effect Contest got it’s conclusion. Sponsored by National Geographic, it will award $20,000 each to five deserving projects. One of the projects was selected through online voting, while a panel of judges choose the remaining four.



