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Cellular communications: Difference between revisions
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== Use of cellular infrastructure in disasters == | == Use of cellular infrastructure in disasters == | ||
As mobile phone adoption has rapidly increased, so has cellular communications infrastructure spread. In many parts of the developed world cell sites provide coverage across the majority of the landscape, whereas in economically poorer regions mobile data increasingly acts as the sole means of internet access in urban and rural areas. | As mobile phone adoption has rapidly increased, so has cellular communications infrastructure spread. In many parts of the developed world cell sites provide coverage across the majority of the landscape, whereas in economically poorer regions mobile data increasingly acts as the sole means of internet access in urban and rural areas. In 2021, 93% of the global population was covered by a mobile broadband network<ref>https://reliefweb.int/report/world/using-mobile-phone-technologies-disaster-risk-management-reflections-shear-june-2021</ref>. | ||
Due to this broad use, cellular communications are increasingly used as a broadcast medium for alerting as to a coming extreme environmental event. Further, during the preparation phase, the event phase and aftermath, cellular phones are often used to organise, stay in touch with loved ones and to give location and status updates to rescue teams. The use of realtime video and the sharing of photos and voice messages has proved vital for rescue efforts across many disaster events. | Due to this broad use, cellular communications are increasingly used as a broadcast medium for alerting as to a coming extreme environmental event. Further, during the preparation phase, the event phase and aftermath, cellular phones are often used to organise, stay in touch with loved ones and to give location and status updates to rescue teams. The use of realtime video and the sharing of photos and voice messages has proved vital for rescue efforts across many disaster events. | ||