Continuing disasters in the Indian Ocean made Indonesia decide it must have a warning system of its own.

VOA: special.2009.03.17

The I.O.C.says its efforts are the beginning of a worldwide tsunami-warning program.

VOA: special.2009.03.17

NASA quickly added a warning to its plan.

VOA: special.2009.06.24

Just recently, one City household name abandoned all pretence of impartiality, and sent all its analysts a memo warning them that they were "not commercial enough".

BBC: Analysts - the scourge of the City?

With its stock down 60% from its peak and a warning of lower than expected revenues, insiders had expected something drastic at the tech sector's onetime darling.

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In Navevo's case the data will be used to flash a warning symbol on its sat-nav maps when a driver approaches a "warning zone" with a 50m (164ft) radius circle drawn around the area.

BBC: Navevo sat-nav offers cyclist alerts to lorry drivers