ALL POSTS TAGGED WITH NASA
04/30/2017 / By Earl Garcia

Solar flares may negatively impact the planet’s power grids, railway systems, and underground pipelines through a phenomenon called geomagnetically induced

http://www.survival.news/2017-04-30-beyond-the-grid-down-scenario-solar-flares-can-also-disrupt-railway-signaling-systems-and-underground-conduit-pipes.html