A federal appeals court said FERC exceeded its authority by approving the 50-year renewal of the dam's license. 

Six private renewable energy developers have signed 20-year power-purchase agreements with South Africa's state-owned utility Eskom for 13 solar photovoltaic projects across the country.

The passenger rail route between Boston and Washington D.C. is the busiest in the U.S. and continues to grow in ridership.

The solar energy equipment manufacturer has not yet selected a location for its planned 10-GW plant.

The grants went to projects in 12 states. U.S. DOT says it received applications totaling more than $10 billion, far more than the approximately $300 million it had available.

UPDATE: Interim chair of key federal regulator of energy, power infrastructure is named Jan. 3, but agency still has a 2-2 partisan split that could hamper project decisions until new Senate hearings confirm a permanent leader.

Failure of the 52-ft-tall Radisson Blu hotel lobby tank released 26,000 gallons of seawater, which killed most of its 1,500 tropical fish, but with just minor injuries to two people. 

Long-planned $878.5-million project at Howard A. Hanson Dam, which gained new federal funding, would open 100 miles of the upper Green River for salmon spawning and rearing.

Information derived from Dodge Data & Analytics, the premier project information source in the construction industry.

Jessie Singer, author of “There Are No Accidents” (Simon & Schuster, 336 pages), works for a nonprofit dedicated to making cities safer for pedestrians and cyclists, but her views of error and accidents go far beyond urban life and cars.