Solar power reduces electricity prices. As more solar is added to deregulated power grids, power prices fall lower. The secret sauce is the markets.

Deregulated power markets are invisible to many Americans, yet every few minutes they set the price for much of their electric power. There are ten separate power markets currently operating in the North America. According to the ISO/RTO Council, they serve approximately two-thirds of electricity consumers in the United States and more than half of all consumers in Canada. Keep reading →

Traffic on the Las Vegas strip, where lights were turned off this weekend for Earth Hour.

Tensions between two competing visions of power markets rose to the surface during early discussions among the industry’s elite gathered in Las Vegas today to consider the state of global energy. Keep reading →

A new US EPA rule to cut power-plant emissions is setting supporters including some states, three power companies and at least one city on a collision course with generators, public utility commissions, and other states that oppose the plans.

The Cross State Air Pollution Rule, finalized by the agency in July, requires 27 states in the eastern half of the US to make significant reductions in sulfur dioxide and nitrogen oxide that crosses state lines and causes ozone and fine particle pollution in those areas. Keep reading →