vertical discretization for ground water flow models of the assabet river basin eastern massachusetts part of model row 191 is shown section line is shown in figure 17
... ZONES OF STRATIFIED GLACIAL DEPOSITS— Layer 180 250 260 Figure 18 Verticaldiscretizationfor ground- water- flowmodelsoftheAssabetRiver Basin, easternMassachusettsPartofmodelrow191isshown ... September inflows to and outflows from the surficial layer ofthe simulated ground- water- flow system in subbasins oftheAssabetRiver Main Stem and tributary subbasins, 1997–2001, AssabetRiverBasin ... annual inflows to and outflows from the surficial layer ofthe simulated ground- water- flow system in subbasins oftheAssabetRiver Main Stem and tributary subbasins, 1997–2001, AssabetRiver Basin...
... Creek joins the Mahoning Riverin Youngstown The source of Crab Creek isin Trumbull County This southerly-flowing stream joins the Mahoning Riverin Youngstown Dry Run originates in 15 Figure ... modern drainage pattern of Mahoning County The Mahoning River roughly encircles the county and isthe primary drainage forthe majority ofthe county The Mahoning River originates in northwestern ... comprehensive listing ofthe impacts of mining on thegroundwater systems They are provided to illustrate the uncertainty of evaluating the pollution potential of mined areas Although the pollution...
... 1989; Travis and Doty, 1990) Boundaries of a plume ofgroundwater contamination originating from a spill of JP-4 jet fuel in an airline hangar (shown inthe foreground) The plume is moving toward ... underground and lodged in subsurface geologic formations These solvents were dissolving slowly into the clean groundwater flowing around them The initial pumping had removed most ofthe dissolved ... White is president ofthe National Academy of Engineering The Institute of Medicine was established in 1970 by the National Academy of Sciences to secure the services of eminent members of appropriate...
... describing each operation region by means of a linear approximation The result is a piecewise linear modelThe behavior ofthemodelis controlled by the voltage between G and S terminals If VGS is ... regions Therefore, the output current will be V (8) IDS = IDS + DS RSAT The v-i characteristics ofthe piecewise linear transistor are showninFigure (c) Third Definition The piecewise linear ... and reading the analog data on the bus lines Figure shows a generic block diagram ofthe fieldbus physical layer transceiver Another important issue isthe modelling ofthe electromagnetic interference...
... been defined as the ratio ofthe expression levels ofthe same gene in two cell types of two neighboring stages inthe developmental hierarchy (Figure 1b) We have further defined one of these two ... remodeling ofthe entire chromatin structure [123-128] However, little is known about the characteristics of chromatin segments involved in these remodeling processes Previous studies have shown ... codons display variation (AT-ending or GC-ending codons) inthe same species Although the biological bases ofthe variations of optimal codons remain an issue for further investigation, we hypothesize...
... wastewater • Groundwateristhe main source forthe lower parts ofthe delta such as coastal areas and poor water- distribution places In rural water supply, the opinion the groundwater isthe ... The low discharge ofriverwater also leads to the salinity intrusion and it becomes the major water use problem inthe coastal lands ofthe delta Saline encroachment effects almost half ofthe ... MD The salinity is caused by sea water intrusion in open mouths and estuaries The phenomenon of salinity intrusion intheriver branches is very complicated The main factors that determine this...
... indicates that the salinity intrusion during dry season inthe Huong Riverbasin due to a series of effect of sea level rise, water reduction and increasing demand ofwater users is expected to ... reference baseline because ofthe availability of measured salinity data Results of salinity intrusion computation for A1FI scenario for some cross-sections inthe mainstream are Table Salinity concentration ... infrastructure in low-lying areas; and (5) Increased pollution ofthe aquatic environment inthe coastal zone and salinity intrusion ofthe Huong River lead to water scarcity This in turn results in conflicts...
... MIKE BASINmodel was used to calculate water balance in Hong-Thai Binh river basin, where MIKE NAM model was also used for inflow calculation in this basin MIKE BASINis a tool forwater resources ... bases forwater supply inthe dry season forthe Hong River Delta, 2007 (In Vietnamese) [4] Water Resources Planning Institute, The synthetic use ofwater resources in Hong – Thai Binh River, ... decreases in dry season, which would influence on water balance inthebasinThe increase temperature causes increase in evaporation, while rainfall decreases inthe dry season, therefore water demand...
... important insight into pathogenesis Modelsof infection pathogenesis The complexity ofthemodels increases when they aim to capture multiple components ofthe immune response, which can include interactions ... pathogenesis and pathogen time-courses The number of components [7,36] that can be modeled is smaller than in discrete models because ofthe increase inthe number of parameters The state ofthe variables ... variation of immune components [6,44-47] Continuous-discrete hybrid models (e.g piecewise linear differential equations) Combination of discrete and continuous state, continuous time Modeling of infection...
... from the Mekong RiverBasin China Myanmar Figure x Map ofthe Lower Mekong RiverBasin Introduction The Mekong River originates in China inthe upper Mekong Basin, then flows through five other ... fish is one in which all organs (except the gonads) are functioning The fish gradually assumes the full adult shape as it grows Certain parts ofthe fish may increase in number as the fish grows, ... from the fisheries agencies ofthe Lower Mekong Basin countries have been trained, including in identification of fish larvae and juveniles This guidebook includes in a systematic form much of the...
... McKenzie Riveristhe source of drinking waterforthe City of Eugene, Oregon, and passive-sampler data are partof an ongoing monitoring effort designed to help understand and protect the drinking water ... Environmental Setting and Data‑Collection Sites The environmental setting ofthe McKenzie Riverbasin and a discussion of sampling sites inthebasin have been previously reported in McCarthy and others ... (Eugene Water and Electric Board, 2000) that includes monitoring waterinthe McKenzie Riverbasinforthe presence of anthropogenic organic compounds Among the organic compounds of interest...
... margin deltas inthe northern partofthe Red RiverbasinInthe northern partofthe Red River basin, margin deltas have developed eastward from the borehole 103-TH-1X They are composed ofriver ... formation of margin deltas inthe northern partofthe Red Riverbasin A study result on the Red Riverbasin has revealed transgression/regression cycles during the Miocene There are cycles in ... beginning ofthe transgressive stage A thickness of these delta deposits varied from 40-60 to 80-100m - An existence ofthe margin deltas in Miocene inthe northern partofthe Red River basin...
... with the USBR After the listing of suckers in 1988 and coho in 1997, the USBR was required to assess the potential impairment of these fishes inthe Klamath RiverBasin by operations ofthe Klamath ... on the Klamath River main stem for migration and on tributary waters for spawning and growth before entering the Pacific for maturation The Klamath Basin coho has declined substantially over the ... used this information as the basis for its interim report THE COMMITTEE'S PRINCIPAL FINDINGS The NRC committee concludes that all components ofthe biological opinion issued by the USFWS on the...
... implications forthe fishery inthe Mekong Basin During the flood season the fish are dispersed in a large volume ofwater and the catch per unit of effort (CPUE) is low Fishing is therefore mainly for ... inthe main river channels The big surplus of fish caught during this partofthe year is traditionally either dried or preserved in other ways - for example inthe form of fermented fish This ... Riverine Fish Species ofthe Mekong RiverBasin Distribution and Ecology of Some Important Riverine Fish Species ofthe Mekong RiverBasin Distribution and Ecology of Some Important Riverine Fish Species...
... fit forthe deforestation is RL = 0.22 , which is a model with moderate fit DISCUSSION The results ofthe logistic regression analysis for forest cover change inthe Upper Ca RiverBasin has shown ... mapping Figure Land cover/land use 2003 36 Driving Forces of Forest Cover Dynamics inthe Ca RiverBasinin Vietnam others will not be taken into account as they are not involved inthe logistic ... PREGROWTH isthe probability of forest regrowth X1 isthe population density (people/km2) X2 isthe livestock density (number of cows/km2) X3 isthe elevation (100m) The goodness of fit forthe model...
... to the shore ofthe Bailong River (arrow inthe right panel) 55 Figure 3.7 Spatial distribution of karst areas inthe Yangtze Riverbasin 57 Figure 3.8 Map of soil erosion inthe ... development inthe world The Yangtze Riverbasinis therefore a potentially incomparable experimental basinfor investigating the cumulative impacts by dams Using the long-term continuous hydrological ... 165 XV Figure 6.8 Location ofthe Gongzui Dam and its fragmented river landscapes in Min Riverbasin Before construction ofthe dam, the Min River maintained connectivity between six river landscapes...
... characteristics ofthe Ba riverbasinThe Ba riverbasinis one ofthe nine largest river basins in Vietnam with a total area of about 13, 4170 km2 [33], thebasin occupies the western and theeastern ... on flow regimes and water use inthe basins These works will be the main targets of this study Reservoir systems inthe Ba river basins are located inthe zone with complicated rainfall distribution ... inter-reservoir inthe Ba riverbasinThe contributions ofthe study - Develop the operation problem of flood control for multiple reservoirs in Ba Riverbasin based on adjustment ofthe flooding control...
... and volumes of air are introduced to thewaterThe driving force for mass transfer isthe difference between the existing and equilibrium concentrations ofthe waterborne contaminant in air (Montgomery, ... uncertainty ofthe adsorbability of many ofthe organic chemicals found in NJ ground waters, a total EBCT of 20 minutes at the design flowof mgd has been selected forthe purpose of this study This contact ... organic chemicals from thewater to the air Disinfection ofthe treated wateris required before pumping into the distribution system The efficiency of a packed tower for removing volatile or semi-...