U.K. Policy Stresses Terrestrial Backup for Space-based Navigation
“Space News” By Peter B. de Selding | May. 1, 2014
PARIS — The British government on April 30 said a terrestrial alternative to space-based positioning, navigation and timing systems should be developed to mitigate the potential effects of outages — intentional or due to space weather — of GPS and other satellite navigation systems.
In its first published policy on space security, the government said so many critical infrastructures — military, civil government and commercial — have become dependent on GPS that a severe space weather event could cripple their functioning.