Rio Tinto


Marshall Steam Station, just 30 miles from Charlotte, North Carolina, was the most efficient coal-fired power plant in the United States when it opened in 1966, and maintained its position as best in class until 1974.

The 2,000MW plant is a small part of Duke Energy’s 58,200MW fleet of electric power capacity,
which serves seven million customers in the Carolinas, Florida, Indiana, Kentucky and Ohio. Keep reading →

Traders on the floor of the New York Stock Exchange March 21, 2012 just after the opening bell.

There seem to be few limits to the number of risks that can circle any new energy project, whether it be an oil well or an efficiency-boosting technology designed for the home. From politics to privacy to financing to a lack of metrics, the obstacles often inhibit needed investment in the US and abroad as infrastructure ages while global demand grows. Keep reading →