Europe calls time on ship navigation scheme despite risks at sea

By Jonathan Saul LONDON (Reuters) - A British-led initiative to create a back-up to satellite navigation systems for ships has been pulled after failing to garner interest from other European countries, despite its proponents pointing to the growing risk of disasters at sea. Vessels increasingly rely on devices that employ satellite signals to find a location or keep exact time, including the Global Positioning System (GPS). Experts say GPS is vulnerable to signal loss from solar weather effects