WETLAND AND WATER RESOURCE MODELING AND ASSESSMENT: A Watershed Perspective - Chapter 20 pptx

... 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 2 0- year climate ... unit). © 200 8 by Taylor & Francis Group, LLC 248 Wetland and Water Resource Modeling and Assessment As a part of a large collaborative study (Stevenson et al. this volum...

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... 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 1999, Lougheed et al. 200 1), while an increased ... buffer around each wetland. We create a multimetric wetland disturbance axis (WDA) that incorporates rapid measures of hydrology, water quality, and land use...

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... 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 ... 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 and fauna and...

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... informa- tion from the image by masking out the water bodies. Seven land cover types, includ- ing built-up area, wetland (with vegetation), grassland, forest, bare land, muddy beach, and farmland ... spectral comparison of the built-up urban area with the muddy beach. © 200 8 by Taylor & Francis Group, LLC 16 Wetland and Water Resource Modeling and Assessment bodies a...

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... (3.1) 22 Wetland and Water Resource Modeling and Assessment marsh vegetation and invasive species in fragmented coastal wetlands. Schmidt and Skidmore (200 3), for example, examined and tested ... of wetlands and open water within the Meadowlands, and 12 km 2 of salt marsh vegetation including high marsh species Patens (Spartina patens) and Dis- tichlis (Distichli...

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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 0.6041 (0 represents landscape that has not been depleted, and ... Taylor & Francis Group, LLC 34 Wetland and Water Resource Modeling and Assessment where C is the landscape fragmentation index of Carex, ∑Ni stands for the total number of...

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... Hydrology and Water Budget © 200 8 by Taylor & Francis Group, LLC 50 Wetland and Water Resource Modeling and Assessment 5.2.8.5 Scenario 5: Large Population Increase—Wet Year (204 5), No Groundwater ... year WASSI of 202 0 (c) and the dry year WASSI of 202 4 (d). © 200 8 by Taylor & Francis Group, LLC 52 Wetland and Water Resource Modeling and Asses...

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... described the water problem including seasonal drought and water stor- age capacity in a red soil area. Wang et al. (1996) analyzed the variations in rainfall, evaporation, and water storage and supply ... Assessment Watershed attributes and vegetation characteristics of catchments are gained with investigation (Table 6.2). For the forest and grass catchments, a wet a...

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... China, May 200 2. 244–250. © 200 8 by Taylor & Francis Group, LLC 80 Wetland and Water Resource Modeling and Assessment This analysis was based on the assumption that future precipitation and ... impacts on groundwater recharge, soil moisture, and baseow. For- estation in wetland- dominated watersheds may have little effect on overall watershed hydrology since water...

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... topographic index bins, and A i [L 2 ] is the fractional catchment area corresponding to each bin. 94 Wetland and Water Resource Modeling and Assessment 8.3.2 MODEL CALIBRATION AND VALIDATION The ... local unsaturated zone storage due to gravity drainage, and param- eter t d is a time constant. Vertical drainage that depletes the water in the subsurface storm ow zo...

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