Program, part of 2016 appropriations measure, requires new projects it funds to be within 50 miles of old earmarked ones.

Extension keeps charges hanging, but may buy time for Canadian giant to settle federal ethics violations.

China is expected to put four times more green bonds into the market than U.S. did in 2015. 

Unemployment rate declines to 8.7% from February 2015's 10.6%, but is up slightly from January's 8.5%, Bureau of Labor Statistics says.

North Carolina has issued the nation’s first National Pollutant Discharge Elimination System (NPDES) permit for the dewatering of power-plant coal-ash ponds in upland areas.

After more than ten years, four mayors, $200 million, and a plethora of planning, construction and testing issues, the first segment of Washington, D.C.’s self-funded streetcar line became operational on Feb. 27.