Abstract

Abstract Most solar storms produce only minor disquieting affects on Earth. Typically one might expect short-term electrical power blackouts, short lived communication outages, rerouting of aircraft, loss of a few satellites and a beautiful “aurora borealis ” in the nights sky from a large solar storm. But as the intensity of a solar storm increases like a wild beast, the storm can begin to develop the capacity to create a major disaster on Earth. The difference in solar storm intensity is like the difference between being hit with a tropical rainstorm and being devastated by a Category 5 hurricane. The solar storm of 1-2 September 1859, which began with a solar flare so strong that it was subsequently named the Carrington Flare, was such a beast. Oak Ridge National Laboratories estimated that only a solar storm just slightly stronger than the 13 March 1989 storm (Dst = 589 nT) would have the capacity to produce a cascading blackout involving the entire Northeastern sector of the United States. So the question is “What damage would a spawned geomagnetic storm like the one of 2 September 1859 (Dst = 1,760 nT) bring?” Would it simultaneously degrade and damage several unique large electrical transformers at key electrical generating stations taking down the massive power grid? Would the long lead-time required to manufacture and install replacement equipment result in major year long electrical blackouts, rolling blackouts and brownouts? How would a long-term lack of stable electricity affect advanced civilization? This paper dissects and analyzes the various threats created by Great solar storms.

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CiteSeerX — Solar Storm Threat Analysis

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