WETLAND AND WATER RESOURCE MODELING AND ASSESSMENT: A Watershed Perspective - Chapter 7 pot

... grandis was planted over 97% of a native grassland watershed. However, it took eight years to have a clear streamow impact after Pinus patula was planted over 86% of a native grassland watershed. ... between water quantity and quality and forestation activities at watershed and regional scales. The impacts of the massive forestation efforts described above on watershed...

Ngày tải lên: 18/06/2014, 16:20

... 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 ... spectral library and the spectral angle map- ping approach, and (3) to assess the accuracy of the presented approach. © 2008 by Taylor & Francis Group, LLC 40 Wetland and Water...

Ngày tải lên: 18/06/2014, 16:20

... heat balance used for snow- melt and potential evapotranspiration, are taken as spatially constant over the water- shed. Also, the partial linear reservoir coefcients for the groundwater and ... hydrological /water quality models available to evaluate movement of materials (sediments, animal and human wastes, agricultural chemicals, nutrients, etc.) in both surface and subsurfac...

Ngày tải lên: 18/06/2014, 16:20

... by Taylor & Francis Group, LLC 122 Wetland and Water Resource Modeling and Assessment loading potential, Tuscola County had the second highest amount, and Saginaw and Genesee counties had ... industrial water supply, agricultural production, warm -water sh- ing, and navigation. Agriculture and forests are the two major land uses/covers in the Cass River watershe...

Ngày tải lên: 18/06/2014, 16:20

... the east and then discharges into Poyang Lake. The watershed is characterized by a fragile FIGURE 20.5 FIGURE 20.6 © 2008 by Taylor & Francis Group, LLC 160 Wetland and Water Resource Modeling ... Lake. The Xiushui watershed discharges water and sediments into Poyang Lake, which is the largest freshwater lake in China and an important international wetland with...

Ngày tải lên: 18/06/2014, 16:20

... solar radiation reaching the water surface and water temperature. Addition- ally, the GIS is also used to input, store, retrieve, manipulate, analyze, and output spatial variables and other spatial ... 194 Wetland and Water Resource Modeling and Assessment We are implementing the combination of radiation estimates over the lake and SDD with other eld-based measureme...

Ngày tải lên: 18/06/2014, 16:20

... data Biological supporting function Total area of a target wetland (BV1) Total area of a wetland in a potentially impacted location > ;75 percentile 1.0 Wetland data and maps ≥ 25 and < 75 ... water resources and hydrological data, (4) public water supply and water quality data, (5) biological and envi- ronmental data, (6) socioeconomic and cultural data....

Ngày tải lên: 18/06/2014, 16:20

... 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...

Ngày tải lên: 18/06/2014, 16:20

... 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 ... examining spectral characteris- tics, three groups of objects with spectral similarity were identied: (a) wetland and grassland/forest, (b) bare land and developing urban area, an...

Ngày tải lên: 18/06/2014, 16:20

... (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 approximate...

Ngày tải lên: 18/06/2014, 16:20