One of the few things I’m proud of my country... Well I think that’s the only thing I’m proud of country... and food...
8 seconds after first seismometer detected #earthquake, first alert;
6 seconds later broad alert issued for large earthquake;
Thousands of civil warning alarms sound throughout #MexicoCity;
Result: 78 seconds of early earthquake warning;
#SendaiFramework http://bit.ly/2FbuYBL pic.twitter.com/h0DoOrY7zb
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Merci. Twitter en tiendra compte pour améliorer votre fil. SupprimerSupprimer
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Also adding to the point that
#EWS warning systems are primarily a social process, not a technical process: (1) https://link.springer.com/chapter/10.1007/978-94-017-8598-3_5 … (2) http://www.ilankelman.org/articles1/kelman2006warning.pdf … (3) https://unu.edu/publications/books/heads-up-early-warning-systems-for-climate-water-and-weather-related-hazards.html …#drr#disasters#disaster
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