A solar storm, aurora from space, and aurora on Earth.(Credit: Solar & Heliospheric Observatory)
From Science Daily:
ScienceDaily (Jan. 12, 2009) — A NASA-funded study describes how extreme solar eruptions could have severe consequences for communications, power grids and other technology on Earth.
The National Academy of Sciences in Washington conducted the study. The resulting report provides some of the first clear economic data that effectively quantifies today's risk of extreme conditions in space driven by magnetic activity on the sun and disturbances in the near-Earth environment. Instances of extreme space weather are rare and are categorized with other natural hazards that have a low frequency but high consequences.
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