EARTH SCIENCE
NATURAL HAZARDS
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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A map can show the populated areas around cities and towns.
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A map can show the areas where the ground is saturated.
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A map provides information about where bodies of water are located and the elevation of land in different locations.
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A map provides evacuation routes to safer areas away from flooding risk.
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Detailed explanation-1: -Flood maps show a community’s risk of flooding. Specifically, flood maps show a community’s flood zone, floodplain boundaries, and base flood elevation. Property owners, insurance agents, and lenders can use flood maps to determine flood insurance requirements and policy costs.
Detailed explanation-2: -Flood hazard maps could show whether an area is likely to become flooded, what type of floods are most likely, and how bad the flood is likely to be. A flood risk map needs to show who or what (people, businesses, infrastructure etc.) is at risk of flooding.
Detailed explanation-3: -A flood is a natural disaster caused by too much rain or water in a location, and could be caused by prolonged rainfall from a storm, rapid melting of large amounts of snow or ice, or the bursting of dams or levees. Floods are one of the most common hazards in the US.
Detailed explanation-4: -Step 1: Preparing land use data for CN Grid. Step 2: Preparing soil data for CN Grid. Step 3: Merging soil and land use data. Step 4: Creating CN Look-Up Table. Step 5: Creating CN Grid. Step 6: Watershed and stream network delineation using ArcHydro Tools. Step 6.1: Terrain Preprocessing-Raster Data. More items