Sediment and Contaminant Transport in Surface Waters - Chapter 8 (end) doc

... Presented in the Workshop on Democratization in Latin America and South Asia- Creating and Revitalizing Democratic Institutions: Context and Challenge in Latin America and South Asia, 1 8-2 0 April ... non-structural measures include flood forecasting and warning, retention ponds, natural water bodies and drainage network, land-use planning and relief and rehab...

Ngày tải lên: 18/06/2014, 19:20

... xv Chapter 1 Introduction 1 1 .1 Examples of Contaminated Sediment Sites 2 1. 1 .1 Hudson River 2 1. 1.2 Lower Fox River 4 1. 1.3 Passaic River/Newark Bay 6 1. 1.4 Palos Verdes Shelf 7 1. 2 Modeling, ... mathematical modeling, and numerical methods. His present interests are in understanding and predicting the transport and fate of sediments and contami- nants in...

Ngày tải lên: 18/06/2014, 22:20

... TABLE 2. 3 Densities (g/cm 3 ) of Various Sediment Components Humus 1.3–1.5 Anorthite 2. 7 2. 8 Clay 2. 2 2. 6 Dolomite 2. 8 2. 9 Kaolinite 2. 2 2. 6 Muscovite 2. 7–3.0 Orthoclase 2. 5 2. 6 Biotite 2. 8–3.1 Microcline ... µm (clays) and also greater than 62. 5 µm (sands). However, © 20 09 by Taylor & Francis Group, LLC 40 Sediment and Contaminant Transport in Sur...

Ngày tải lên: 18/06/2014, 22:20

... present in the other two cores. In this layer, the erosion rates seem to be much lower than those in cores 7 7 -3 -1 and 7 7 -3 -2 . If this layer is subtracted from 7 7 -3 -3 , erosion rates as a function ... macrophyte layer at the surface; a distinct 8-cm layer of sand, gravel, and shells; and then a hard-packed silty sand in the remainder of the core (Figure 3. 9(a...

Ngày tải lên: 18/06/2014, 22:20

... is then propor- tional to n p /d 3 , or d D-3 from Equation 4. 54. By substituting x s from this equation into Equation 4. 57 and using Equation 4. 54, one obtains w s ~ d D-1 (4. 59) For a solid ... uniformly valid for all experi- ments is desirable. © 2009 by Taylor & Francis Group, LLC 144 Sediment and Contaminant Transport in Surface Waters some are not. In...

Ngày tải lên: 18/06/2014, 22:20

... salinity; and S H is a heat source term. In this chapter, for sim- © 2009 by Taylor & Francis Group, LLC 196 Sediment and Contaminant Transport in Surface Waters maintenance, and decay, and ... LLC 188 Sediment and Contaminant Transport in Surface Waters 5. 1 .5 SIGMA COORDINATES In a Cartesian grid, the vertical distances between grid points depe...

Ngày tải lên: 18/06/2014, 22:20

... LLC Modeling Sediment Transport 239 6. 4 RIVERS Sediment transport in rivers varies widely within and between rivers, depending on bathymetry, ow rates, sediment properties, and sediment in ow. The transports ... transports in the Lower Fox and Saginaw rivers are discussed here to illustrate various interest- ing features of sediment transport in rivers and...

Ngày tải lên: 18/06/2014, 22:20

... Group, LLC 280 Sediment and Contaminant Transport in Surface Waters the steady-state partitioning of an HOC between sedimentary particles and water are discussed subsequently. In this rst set ... particle and the surrounding water, and (2) changes in particle and oc size and density distributions are not included. For sediments consisting of single-size particl...

Ngày tải lên: 18/06/2014, 22:20

... 78 2.16 © 2009 by Taylor & Francis Group, LLC 3 48 Sediment and Contaminant Transport in Surface Waters The uxes S w and S s appearing in Equations 8. 44 and 8. 45 also must be deter- mined. ... sedi- ment surface (e.g., see Robbins and Edgington, 1975; Robbins et al., 19 78; Fuller © 2009 by Taylor & Francis Group, LLC 356 Sediment and Contaminant...

Ngày tải lên: 18/06/2014, 22:20

... CONCLUSIONS The SETAC Workshop on Veterinary Medicines in the Environment concluded the following: 1) The impact of veterinary medicines on the environment will depend on several factors, including the ... mixtures of veterinary medicines and mixtures containing veterinary medicines and other contaminant classes. 9) There should be development of clear guida...

Ngày tải lên: 18/06/2014, 22:20

... and brominated flame-retardant-containing high-impact polystyrene (HIPS) mixed plastics over iron-base catalysts. A. Catalytic Dechlorination of Chloro-Organic Compounds from PVC-Containing Mixed ... since the amount of chlorine-containing compounds in the original mixed plastics–derived oil was not high enough to produce any significant change in the C-NP gram. Figure 8 shows the time-on-s...

Ngày tải lên: 11/08/2014, 12:21

... caveats, and in- depth dis- cussions that illustrate the “how to’s” and “how not’s” of collecting, pre- and post-processing, interpreting, analyzing, quantifying, and modeling of TIR remote sensing data, ... of the Seine river basin), and of Barrax (Albacete–La Mancha–Spain), using the approach in equation (11. 4). Forest fires Fire-fighting authorities have been using short-term fire ris...

Ngày tải lên: 11/08/2014, 21:21

... Council of Canada to W.C. Leggett and to K.T. Frank and by Fisheries and Oceans Canada, Ocean Sciences Division. We thank Liam Petrie for his assistance in producing the gures. References Anderson, ... ecosystem level and will become increasingly important in the future. And the assembly and ease of acces- sibility of large-scale databases deriving from monitoring and proces...

Ngày tải lên: 12/08/2014, 05:21

... Atrazine in surface waters of 11 states, 19 7 5-9 1. Atrazine in the Mississippi, Missouri, and Ohio Rivers, 19 7 5-9 1 - - - - - - . I I I 4 95 Ciba-Geigy, 19 92e Ciba-Geigy, 19 94a ... 53 11 10 6 d Ciba-Geigy, 19 92b Ciba-Geigy, 19 92c Ciba-Geigy, 19 92d 10 2 -* * I I I 3 Ciba-Geigv, 19 92a I Atrazine in the Missi...

Ngày tải lên: 12/08/2014, 05:21

... 6- 177 1-1 42 no data z V) Median 30 6 no data C . - - Study Duration (months) n Range 1-1 50 1-1 32 1-7 2 2 0 Median 12 12 12 rn - - - - I - - I - - Surface ... detections 0 0 0 0 0 0 nr 18 24 0 6 6 12 18 0 0 Number samples 33 33 33 33 33 33 -1 21 -1 21 42 -1...

Ngày tải lên: 12/08/2014, 05:21