Final approval of hundreds of interstate pipelines, transmission lines and liquefied-natural-gas projects will be delayed for months because the Trump administration has changed leadership at the Federal Energy Regulatory Commission. That move leaves FERC one short of the three-member quorum needed to vote on energy projects.
President Donald Trump on Jan. 26 elevated FERC Commissioner Cheryl LaFleur, a Democrat and former electricity industry executive, to acting chairman. The same day, Chairman Norman Bay announced that he would step down from the commission on Feb. 3.
Because it can moderate the damaging effects of earthquakes, base-isolation is a technique used primarily in seismically active regions. ENR takes a look at some of the largest applications of base-isolation technologies in the world.