This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
GICeffectonUSPowerSystemduringyrStrom. en Simplified map of power distribution grid in United States with sections vulnerable to outage during to the larges geomagnetically induced current expected during years of space weather swpc noaa gov html Mark MacAlester Federal Emergency Management Agency Public Domain Government work