The potential absence of the PTC in 2013, "in concert with continued low natural gas prices and modest electricity demand growth... threatens to dramatically slow new builds". That's the conventional wisdom summed up in the latest Department of Energy (DOE) Wind Technologies Market Report for 2011.

The 93-page report [PDF] – authored primarily by Ryan Wiser and Mark Bolinger of the Lawrence Berkeley National Laboratory and required reading for anyone in the industry – distills much of the information made available by trade and market research groups such as the American Wind Energy Association (AWEA), but also provides a wide-angle view of US wind.

While