By Susan L. Cutter
Barrier islands, Flood plains, Earthquake faults: occasionally the surroundings poses threats to our health, but many folks proceed to settle on to reside in dicy or harmful areas. And on best of the knowns are the opposite, extra hidden risks with regards to environmental illness that pose both critical threats to our well-being and health. yet the place are those locations and what forms of risks are stumbled on there? "American Hazardscapes" examines the dangers linked to residing and possessing estate in assorted areas around the usa, supplying twin views: that of the geographer and that of the social technological know-how dangers researcher. The booklet summarizes what we already find out about local styles of probability occasions and losses throughout the prior 3 many years and is going extra to make clear the character of the occasions themselves and their influence on society. Written for the moving citizen and the coverage maker alike, "American Hazardscapes" provides a nearby ecology of disaster-prone or disaster-resistant states. It additionally deals techniques on what neighborhood, country, and federal managers have to do to fulfill the problem of decreasing chance losses within the subsequent century.
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Extra info for American Hazardscapes: The Regionalization of Hazards and Disasters (Natural Hazards and Disasters)
The development of WSR-88D Doppler radar has increased forecasters’ ability to predict and track tornadoes, hail, and wind. Further refinements in the technology have enabled forecasters to examine three-dimensional data to look for the distinct “hook” or signature of a forming tornado (see Chapter 2). In addition, Doppler radar has been used to estimate precipitation at given locations in order to predict possible flood hazards (Figure 3-3, see color plate following page 22). Doppler radar systems now are installed in most urban areas (airports) across the country as part of the National Weather Service’s (NWS) modernization program.
For example, the data needed for postevent emergency response (rescue and relief) are quite 37 38 American Hazardscapes different from the information we need for longer-term recovery and mitigation efforts. Similarly, the geographic extent of our data varies depending on the nature of the event. Temporal Considerations In hazards applications, we are concerned with when the data were collected, the time interval required for the collection, the lag time between when the data were collected and when we can use them, and finally, how frequently new data are collected.
The immediate response is that it depends on the purpose of the assessment or map and the availability of data. Ideally, we would want to achieve a balance between the best resolution possible (the greatest level of detail, such as the smallest census unit for geo-referenced population data), our understanding of the processes involved (based on individuals or groups), and our ability to process the data. From a hazards standpoint, the appropriate resolution of analysis must be commensurate with the ability to de- Mapping and the Spatial Analysis of Hazardscapes 41 lineate the risk or hazard studied.
American Hazardscapes: The Regionalization of Hazards and Disasters (Natural Hazards and Disasters) by Susan L. Cutter