PJM Predicts Rooftop Solar to Swell to Nearly 12 Gigawatts Over the Next 15 Years

Customer-side solar has grown to provide over 4 gigawatts of electricity while grid-connected installations supply more than 1.5 gigawatts, from virtually no solar on the PJM grid a decade ago, according to an Aug. 22 report from the system operator. Solar generation represents a tiny fraction of the 180 gigawatts of capacity committed to serve…

TVA Board Clears Long-Term Plan to Add 14 Gigawatts of Solar

The Tennessee Valley Authority board of directors on Aug. 22 approved the utility’s integrated resource plan, which calls for a continued reduction in its carbon footprint partly through the addition of up to 14 gigawatts of solar capacity by 2038. The resource plan, unveiled in June, updates TVA’s 2015 IRP in response to continuing changes…

U.S. Court Rejects Industry Challenges to Obama-Era Smog Rule

The U.S. Court of Appeals for the District of Columbia Circuit on Aug. 23 dismissed claims from industry groups that the Obama administration failed to provide a reasoned explanation for setting more stringent ozone standards in 2015. While upholding the primary standard that protects public health, the court directed the U.S. Environmental Protection Agency to…