Solar Panels and the Future 2: Posted by (kolade Agunbiade)

1. The average cost of solar panels has gone from $76.67/watt in 1977 to just $0.613/watt today (the second figure is according to PVinsights, and is even lower than the 2013 projected price in the chart below).

2. What is really important is that the cost of electricity from solar panels is now lower than the cost of retail electricity for most people.

3 & 4. Here’s another look at the falling cost of solar panels (or, as the industry calls them, solar modules), focusing on the years 1985 to 2011: