A new report card evaluating the overall health of the Mississippi River basin gives the watershed a D+ based on assessments in a number of areas ranging from flood control to ecosystem health.

Conservationists are celebrating a new law in California that expands the state’s building energy-use benchmarking program to include multifamily housing and facilitates the implementation of the state’s log-jammed commercialbuilding benchmarking program.

Claiming that pilot sightings of potentially unsafe drone flights have doubled since 2014, the U.S. Transportation Dept. and the Federal Aviation Administration on Oct. 19 said they are taking steps to develop a system to register unmanned aircraft.

The U.S. Occupational Safety & Health Administration plans to issue a new proposal next year revising its controversial regulation setting certification requirements for operators of cranes at construction sites.

House Transportation and Infrastructure Committee leaders have unveiled a proposed transportation bill that would authorize $325 billion over six years, but the proposal has a big hole: at best it would have just three years' actual funding.