WETLAND AND WATER RESOURCE MODELING AND ASSESSMENT: A Watershed Perspective - Chapter 1 ppt

... The coastal wetlands only used a single-season late spring leaf-off image from mid-March. Prairie wetlands, forest wetlands, and ripar- ian wetlands utilized a two-season (leaf-off and peak phenological ... is the largest freshwater lake in China, with many marshes, grass- lands, and alluvial oodplains in its watershed. The wetland area of Poyang Lake Basin has diverse ora a...

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... 17 0 Wetland and Water Resource Modeling and Assessment 14 .3 RESULTS Actual land use in a 1- km buffer around each wetland was well represented by the estimated land use categories (Figure 14 .1) ; ... proportion of agricultural and urban land in wetland watersheds is a highly signicant predictor of reduced water quality in wetlands (Crosbie and Chow-Fra- ser...

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... 18 0 Wetland and Water Resource Modeling and Assessment 15 .2 MATERIALS AND METHODS 15 .2 .1 B UILDING AN EVALUATION INDICATOR SYSTEM Many factors, including biophysical and anthropogenic factors, ... characteristics of spectral reec- tance of a water body and vegetation, the near-infrared band is the most useful in distinguishing the land -and- water boundary a...

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... fea- tures and human activities in the watershed. Both natural and human features of the landscape are important for characterizing the natural potential for a water body, how human activities have affected ... the watershed using a random sampling design strati- ed by water body type (streams, lakes, and wetlands). Random sampling enables scaling assessments from a fra...

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... is a data-intensive neural net model that predicts land use change at the level of 30-m pixels across the landscape. Neural-net “imagined” landscapes, coupled with a standard 20-year climate ... in a watershed context. Environmen- tal Management 10 :19 9– 214 . Hauer, F. R., and R. D. Smith. 19 98. The hydrogeomorphic approach to functional assess- ment of riparian wetland: Eva...

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... LLC 16 Wetland and Water Resource Modeling and Assessment bodies and built-up areas are close to roads and rails. Thus, the spatial adjacency of these two objects to water bodies, the province-level ... examining spectral characteris- tics, three groups of objects with spectral similarity were identied: (a) wetland and grassland/forest, (b) bare land and developing...

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... α (3 .1) 22 Wetland and Water Resource Modeling and Assessment marsh vegetation and invasive species in fragmented coastal wetlands. Schmidt and Skidmore (2003), for example, examined and tested ... residential and industrial land uses interspersed among expanses of landlls, marsh grass elds, tidal wetlands creeks, mudats, and rivers (Figure 3 .1) . There are appr...

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... and A is the total area of the Carex landscape. The fragmentation index of the Carex landscape in the Poyang Lake wetland area is 0.60 41 (0 represents landscape that has not been depleted, and ... Chinese]. Journal of Soil and Water Con- servation 18 (2) :19 6 17 0. © 2008 by Taylor & Francis Group, LLC 32 Wetland and Water Resource Modeling and Assessment 4.2....

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... 500 Precipitation Hadley Climate Scenario Dry Year: 2043 N 5. 1a Part II Wetland Hydrology and Water Budget © 2008 by Taylor & Francis Group, LLC 50 Wetland and Water Resource Modeling and Assessment 5.2.8.5 ... interan- nual WASSI variability. Even in heavily populated areas, residential and commer- cial water use represent small segments of total water demand,...

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... August, because of the ample soil water and high temperature. Between 0 50 10 0 15 0 200 1/ 1/00 3 /1/ 00 5 /1/ 00 7 /1/ 00 9 /1/ 00 11 /1/ 00 3 /1/ 011 /1/ 01 5 /1/ 01 7 /1/ 01 9 /1/ 01 11/ 1/ 01 Date Rainfall (mm) FIGURE ... 7 /1/ 00 9 /1/ 00 11 /1/ 00 1/ 1/ 01 3 /1/ 01 5 /1/ 01 7 /1/ 01 9 /1/ 01 11/ 1/ 01 Date Evapotranspiration (mm) G Fb Fm Fc Water surface evapora...

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