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Close-up of the upper right corner of a Lubuntu 12.04 desktop, showing a notification that informs the user that the battery has finished charging Close-up of the upper right corner of a Windows 8 desktop, showing a notification that informs the user that a new removable drive is now attached
The first system was the Emergency Broadcast System, an emergency warning system in the United States, used from 1963 to 1997, when it was replaced by the Emergency Alert System. On April 9, 2008, the FCC approved an emergency alert text-messaging system so that cellular telephone users can get text message alerts in case of emergencies. [3]
Google Alerts is a content change detection and notification service, offered by Google. The service sends emails to the user when it finds new results—such as web pages, newspaper articles, blogs, or scientific research—that match the user's search term(s). [ 1 ]