About 150 firefighters from Fairfax County Fire and Rescue responded to a four-alarm fire at a construction site outside Washington, D.C., on Feb. 8.

Energy consumption is by far the biggest source of human-caused global greenhouse gas emissions, accounting for 73% of the total GHGs, according to the World Resources Institute.

Joint venture will design 26.7-mile-long coastal system near Galveston in a two-year effort, with construction to finish by 2026.