Saturday, March 26, 2022

A large solar storm could knock out the power grid and the internet – an electrical engineer explains how

A large solar storm could knock out the power grid and the internet – an electrical engineer explains how
  • On Sept. 1 and 2, 1859, telegraph systems around the world failed catastrophically. The operators of the telegraphs reported receiving electrical shocks, telegraph paper catching fire, and being able to operate equipment with batteries disconnected
...What the world experienced that day, now known as the Carrington Event, was a massive geomagnetic storm
These storms occur when a large bubble of superheated gas called plasma is ejected from the surface of the sun and hits the Earth. This bubble is known as a coronal mass ejection.
...The Carrington Event of 1859 is the largest recorded account of a geomagnetic storm, but it is not an isolated event.
  • ...Today, a geomagnetic storm of the same intensity as the Carrington Event would affect far more than telegraph wires and could be catastrophic. 
  • With the ever-growing dependency on electricity and emerging technology, any disruption could lead to trillions of dollars of monetary loss and risk to life dependent on the systems. 
...A geomagnetic storm three times smaller than the Carrington Event occurred in Quebec, Canada, in March 1989. The storm caused the Hydro-Quebec electrical grid to collapse...Read all!

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