What My Solor Roof Taught Me: Knowledge Really Does = Power
by Sarah S. Mosko, Ph.D.

My solar roof cost $15,000 to install after rebates and tax breaks, but the value of the house increased by $20,000 and the power bills decreased to $0.
I was pretty clueless when I recently installed photovoltaic (solar) panels on the roof of my house. All I knew was that all forms of energy consumption contribute to global warming (not just driving) and that I wanted to be part of the solution. I was nothing short of giddy when the “consumption wheel” on my electricity meter started turning backwards for the first time, veritable proof that I was generating more electricity than I was using. Energy was flowing from my rooftop right onto the grid.
Elation soon gave way to curiosity, however, just like after I had purchased a hybrid Prius and could not help but experiment with ways to maximize my gas mileage. My new passion centered on how to insure an energy surplus on my next electric bill. Switching out the incandescent light bulbs in my house for energy saving compact fluorescent ones was a no brainer. But I also had to get acquainted with my household appliances along a totally new dimension: I needed to know how much energy a given appliance consumes when in use so I could make more informed decisions when contemplating turning it on. Here is what I found out. Read the rest of this entry »