Multi-Scale Statistical Approach to Critical-Area Analysis and
Modeling of Watersheds and Landscapes

 

Public agencies and corporate landholders are developing and maintaining major environmental databases for computerized mapping and analysis. The cost of such databases increases rapidly with increasing level of spatial detail. Objective and efficient methods are needed for determining patterns of spatial variation from such databases, and for making pattern comparisons between databases having different levels of detail. This project undertakes development and operationalizing of relevant quantitative/statistical methodology, with focus on application to water resources and ecology of landscapes.

Comparison of patterns emerging from data at different levels of detail will promote cost-efficiency in selection of appropriate spatial resolution for particular management purposes. Indicating likely zones of greater spatial uncertainty will encourage targeted acquisition of more detailed data that will improove return on investment in information. There will be better basis for districting watersheds and landscapes to reduce costs of monitoring and detecting need for remediation. There will also be increased ability to detect areas of disagreement between alternative hydrologic computer models used in management of water resources, which will lead to more precise modeling and calibration of models.

Principal Investigator: G.P. Patil
Co-Principal Investigator: W.L. Myers


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