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Government CIO Outlook | Wednesday, September 15, 2021
Remote sensing technique is a significant component in disaster management as it can help identify risk zones and their causes.
FREMONT, CA: Natural disasters are everyday events caused by natural forces such as floods, volcanoes, earthquakes, and other natural calamities. Disaster management is a broad phrase that refers to the processes involved in strategic planning and the procedures implemented in a natural disaster. Remote sensing techniques can reduce disaster risks and aid in the identification of hazardous zones and causes. As a result, this technology can help prevent and control natural disasters.
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The disaster management cycle concept is used to structure disaster planning. There are four steps to the cycle: reduction, readiness, response, and recovery. At every stage, remotely sensed data could be a valuable source of information, aiding in understanding spatial phenomena and presenting scientists and authorities with reliable data sources for decision-making.
By detecting hazard zones connected with flood plains, coastal inundation and erosion, and active faults, remote sensing can help while taking risk reduction measures. It can also be used to validate hazard models by determining the location and size of real-world incidents.
Applications
The service provided by remote sensing technology in environmental management is becoming increasingly significant. Remote sensing has a variety of services in disaster management:
Tracking wind patterns
One of the leading sources of environmental disaster is wind. By using remote sensors, hurricane disasters can be detected and anticipated. People living in the impacted area receive an early warning from these sensors, allowing them to evacuate to avoid damage.
Relief operations
Many locations remain inaccessible after a natural disaster, making it difficult to assess and manage the damage. The operation can be recorded by remote sensing technology. Since it is based in the sky, it helps in disaster assessment and monitoring, giving vital information for relief monitoring operations.
Flood management
Many areas flood during rainy seasons, needing rapid action to save the most vulnerable. Since all the land has water, on-site observation of the impacted area may be possible, but an alternative method is necessary. In such a circumstance, remote sensing is the ideal option because it is sky-based and can acquire earth images and launch rescue missions.
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