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A
Partnership Among Tufts University's:
School
of Arts and Sciences
School
of Engineering
The
Fletcher School of Law and Diplomacy
Medical
School
The
Friedman School of Nutrition Science and Policy
School
of Veterinary Medicine |
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WSSS
STUDENTS & RESEARCH AREAS
To
see older student listings, click
here.
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Name:
Ali S Akanda
School
and Department:
Department of Civil and Environmental Engineering
Degree
and Expected Year of Graduation:
Ph.D., 2009
Advisor:
Shafiqul Islam
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Primary
Research Topic:
Investigating the Role of Hydroclimatology in Seasonal Cholera Transmission
Cholera remains
a major public health issue in the developing world, mainly in coastal
areas around the tropics. Cholera incidence shows significant bi-annual
peaks and strong inter-annual variability in the Ganges-Brahmaputra-Meghna
basin region of South Asia. Increasing water temperature and phytoplankton
blooms during the spring low flow season increases the concentration
of pathogenic V. Cholerae in the coastal Bay of Bengal region. Sea
water intrusion during this time of the year provides favorable
conditions for the first outbreak of cholera. Cholera incidence
decreases during peak monsoon precipitation period when most of
the region undergoes flooding and open mixing of water networks
and reservoirs. The second peak is triggered in late monsoon and
has shown strong links with above average floods. Cholera epidemics
have been historically linked to climate variables and more recently
with El Nino-Southern Oscillation; however, the role of hydroclimatology
and the regional ocean-atmospheric processes is poorly understood.
The goal is to understand the role of these processes in an attempt
to identify predictors with significant memory on a seasonal or
longer time scale.
Other
Project Titles:
Seasonal Streamflow Forecasting for Ganges-Brahmputra-Meghna Basin
- A Framework for Promoting Cooperation in Transboundary River Basins
Water-Relevant
Experiences, Technical Skills, Software, Languages:
Visual Basic,
Matlab, Perl, ArcGIS, HEC-RAS, HEC-HMS, AutoCAD Civil 3D |
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Name:
Christine Ash
School
and Department:
School
of Engineering, Civil and Environmental Engineering
Degree
and Expected Year of Graduation:
MS,
2008
Advisors:
John
Durant, Doug Brugge, Wig Zamore (Mystic View Task Force) |
Primary
Research Topic:
Spatial distribution of vehicular air pollutants in the air near
highways
Two highway
transects in Somerville, MA were monitored via a mobile laboratory
for several air pollutants, including PAHs, NOx, CO, CO2, SOx, and
analyzed spatially and temporally to determine their distribution
in the air. |
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Name:
Melissa Bailey
School
and Department:
Friedman School of Nutrition Science and Policy -
Agriculture, Food & Environment Program
Degree
and Expected Year of Graduation:
Ph.D., 2009
Advisors:
Dr. Kathleen Merrigan, Dr. Parke Wilde and Dr. Kent
Portney |
Primary
Research Topic:
Environmental Policy in a Bifurcating Agricultural Industry: Is the
U.S. Government Fostering Unsustainable Livestock Production?
Livestock production in the U.S. is becoming more concentrated as
farms shift toward raising more animals on less land. This concentration
of production has increased government involvement in how all livestock
producers manage the effects of their farm operation on the environment
such as the impact of animal waste on water resources. The most significant
non-regulatory tool the government has used to help in mitigating
these effects is the Environmental Quality Incentives Program (EQIP)
that in part provides livestock producers with funds to support better
manure management on their farms. EQIP has come under attack recently
as various interest groups question whether it is sound government
policy to financially underwrite (as opposed to regulate) manure management
in livestock production. Little program evaluation or research on
EQIP has been done to inform this debate; my proposed research will
fill this gap. The broader need for government intervention in the
livestock industry to promote sustainability (particularly of water
resources) in agriculture will also be identified and addressed.
Water-Relevant Experiences, Technical Skills, Software, Languages:
Part of multi-country team who conducted a transboundary watershed
assessment in Mesoamerican Barrier Reef region, statistical software
(SPSS, STATA, SAS) and basic GIS.
Post Graduation Interests:
Agricultural extension service, farm consulting and policy analysis. |
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Name:
Joshua Berkowitz
School
and Department:
Department
of Urban and Environmental Policy and Planning, Graduate School
of Arts and Sciences
Degree
and Expected Year of Graduation:
Masters
of Arts, 2008
Advisors:
Julian
Agyeman (UEP), Rusty Russell (UEP), Paul Kirshen (CEE) |
Primary
Research Topic:
Environmental Equity Assessment of Combined Sewer Overflows in Mystic
River Watershed
In my research, I seek to investigate the location of combined sewer
overflows (CSOs) in relation to community demographics within the
Mystic River Watershed using Geographic Information Systems (GIS).
This relationship has not been assessed in any comprehensive way
to date and will help to determine if, and the extent to which,
CSOs constitute an environmental justice violation in the communities
of the watershed.
Other Project Titles:
Integrated assessment of the impacts of runoff on coastal water
quality in the Bahamas
Water-Relevant Experiences, Technical Skills, Software,
Languages:
ArcGIS, Adobe Creative Suite, Photography, Policy and Planning,
conversational Spanish,
Post Graduation Interests:
Consulting, government, NGO/advocacy, sustainable development and
resource management, water resource systems analysis |
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Name:
Benjamin Bornstein
School
and Department:
Graduate
Engineering, Dept. of Civil and Environmental Engineering
Degree
and Expected Year of Graduation:
M.S.
Environmental Health, 2009
Advisor:
Anne
Marie Desmarais |
Primary
Research Topic:
An Evaluation of the Exposure Parameters and Possible Risks Posed
to Human and Ecosystem Health Due to Fish Consumption from Areas
of the Mystic River Watershed
Recent data collected by certain environmental and health agencies
suggests that various species of fish within sections of the Mystic
River Watershed, MA, have high levels of toxicity. The three most
commonly found substances are DDT, chlordane, and PCBs. These compounds
have been banned for years in the US but are persistent in the environment
and can bioaccumulate to dangerously high levels, especially in
the tissues of higher trophic-level organisms. Anecdotal evidence
indicates that many community members, especially from certain environmental
justice and ethnic populations, may be relying on Mystic-caught
fish as a common source of food. These substances are known to cause
detrimental effects on human and animal health after high or prolonged
exposure. Through my research I hope to gain insight as to the level
of risk the contaminated fish pose to humans that consume them,
and what sort of long term implications contaminated water and sediments
may have on the ecosystem. I will also try to determine exposure
statistics for people that consume toxic fish, and try to assess
if state advisories are appropriate and having the desired impact.
Other Project Titles:
WSSS Practicum, Nassau, Bahamas
Water-Relevant Experiences, Technical Skills, Software,
Languages:
ArcGIS, Coastal Surveying, New England Ecosystems, Risk Assessment,
Public Health, Geology, Spanish
Post Graduation Interests:
T ravel, international development and urbanization, consulting,
Ph.D or M.D. program |
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Name:
Katie
Cerretani
School
and Department:
Friedman School of Nutrition Science and Policy,
Agriculture, Food and Environment Program
Degree
and Expected Year of Graduation:
Masters of Science, 2009
Advisors:
Willie Lockeretz, Kathleen Marrigan |
Primary
Research Topic:
Directed study TBD - my research interests include urban agriculture
and water reclamation/reuse
Water-Relevant Experiences, Technical Skills, Software,
Languages:
3 yrs working on compliance end of USAID- and USDA- funded food
aid programs,
some proposal writing; spanish |
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Name:
Rhiannon Ervin
School
and Department:
Graduate School of Engineering, School of Civil and Environmental
Engineering
Degree
and Expected Year of Graduation:
Doctor of Philosophy
Advisors:
Andrew Ramsburg |
Primary
Research Topic:
Quantification
of DNAPL architectural features using partitioning tracers in a
modified push-pull test
In recent history,
many groundwater aquifers have been contaminated by accidental or
purposeful disposal of organic compounds, such as chlorinated solvents.
Currently, a great deal of research is being conducted on how best
to remove these contaminants from the subsurface and restore groundwater
quality. Within the aquifer, chlorinated solvents form a non aqueous
phase which is distributed as small blobs in individual sand grain
pores, or as larger blobs in interconnected pores, known as pools.
The best type of remediation and the benefit of attempting remediation
is largely dependant on this spatial distribution. The purpose of
my research is to develop a tool that can be used to estimate the
spatial distribution of the contamination, with the hope that this
information will help guide remediation designs.
Water-Relevant Experiences, Technical Skills, Software, Languages:
Fate and transport of chemicals in the environment, chemical lab
work, experimental design
Post
Graduation Interests:
Work for a consulting firm or government agency on groundwater remediation
projects
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Name:
Derek
Etkin
School
and Department:
Graduate School of Engineering, Department of Civil and Environmental
Engineering
Degree
and Expected Year of Graduation:
Masters of Science, 2008
Advisors:
Paul
Kirshen, Richard Vogel, Steven Block |
Primary
Research Topic:
Utilizing Seasonal Forecasts for Reservoir Operations in the Comoé
River Basin, Burkina Faso.
A network of reservoirs and diversion structures in the Comoe River
Basin in southwestern Burkina Faso, West Africa, provides municipal
water supply and irrigation water for sugarcane agribusiness and
a population of subsistence farmers. The region is characterized
by severe intra seasonal and inter-annual variability with respect
to precipitation and reservoir inflows. Reservoir operations are
generally conservative, even during wet years. This work shows how
seasonal precipitation and stream flow forecasts can provide more
efficient and equitable release decisions throughout the entire
irrigation cycle. Working closely with stakeholders and local institutions,
a stochastic linear programming model was developed which translates
conditionally weighted scenario-tree stream flow and precipitation
forecasts into optimal release schedules for reservoir operators
to implement in real-time as forecasts and system conditions change.
A VBA-based graphic user interface (GUI) is used to ensure implementation
and ease of use by operators.
Other
Project Titles:
- Global
reservoir storage-yield performance regression
- Real-time updated rainfall runoff modeling in the Comoe River
Basin
Water-Relevant
Experiences, Technical Skills, Software, Languages:
Visual
Basic for Applications (VBA), ArcGIS, HEC-RAS, HEC-HMS, Mathematical
Optimization (GAMS), Linear Programming, Stochastic Modeling, 2
years as water treatment
engineer, Land Surveying, French
Post Graduation Interests:
Consulting, rural development, water resource systems analysis |
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Name:
Jyotsna Jagai
School and Department:
Friedman School of Nutrition Science and Policy; Food Policy
and Applied Nutrition Program
Degree
and Expected Year of Graduation:
Ph.D., 2009
Advisors:
Dr. Elena Naumova, Dr. Jeffrey Griffiths, Dr. Paul Kirshen,
Dr. Patrick Webb |
Primary Research Topic:
Seasonality in Waterborne Diseases: Global, National and Watershed
Level Assessment
Infectious diseases, which can cause diarrheal disease, typically
demonstrate seasonal patterns suggesting dominant routes of transmission
and environmental drivers for these diseases. However, the seasonal
patterns and variability in these patterns based on environmental
characteristics, such as climate, water source and vulnerabilities
such as livestock concentrations, are not fully understood. A systematic
analysis of seasonal patterns of waterborne diseases at various geographical
scales will provide a comprehensive understanding of the impacts of
climate, meteorological characteristics, water quality, and river
parameters. Understanding seasonal patterns will provide public health
officials with tools for monitoring the effectiveness of interventions.
A sharp seasonal pattern in diarrheal disease demonstrates that there
has been no effort to control the
disease or that the intervention has been unsuccessful. However, if
intervention strategies are effective, there should be less of a seasonal
pattern in disease incidence. Understanding these seasonal patterns
will also allow for more efficient timing and geographical targeting
of
prevention strategies.
Water-Relevant
Experiences, Technical Skills, Software, Languages:
Statistical Software (SPSS, SAS), GIS - ArcGIS, statistical methods,
epidemiology, survey methods
Post Graduation Interests:
Research in NGO or consulting firm |
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Name:
Yongxuan Gao
School
and Department:
Department of Civil and Environmental Engineering
Degree
and Expected Graduation Year:
Ph.D., 2009
Advisors:
Dr. Paul Kirshen, Dr. Richard Vogel, Dr. Peter Walker and
Dr. Vladimir Smakhtin (International Water Management Institute) |
Primary
Research Topic:
Environmental Flows in the Context of Small Reservoirs in Ghana
Applying integrated
water resources management to improve livelihood in developing countries
and environmental flows. She is currently conducting her research
on environmental flows in the context of small reservoirs in Ghana,
West Africa.
Other
Project Titles:
Development of Representative Indicators of Hydrological Alteration
Using Principal Component Analysis |
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Name:
Lauren Klonsky
School and Department:
Graduate School of Engineering, Department of Civil and Environmental
Engineering
Degree and Expected Year of Graduation:
Masters of Science, 2008
Advisors:
Richard Vogel, Lee Minardi, Jack Ridge
|
Primary
Research Topic:
Effective Discharge and Sediment Transport in Rivers
The concept of effective discharge, Qe, introduced by Wolman and
Miller in 1960 is that stream flow which transports the most sediment
over time. Recently, numerous investigators have questioned how
meaningful Qe is as a descriptor of sediment transport and new discharge
indices, such as the half-load discharge Q1/2, have been introduced
to improve the precision with which one describes the ability of
a particular discharge to transport sediment. Numerous recent studies
have also suggested that among the various empirical estimators
of Qe, there does not seem to be a uniform consensus as to which
is most consistent and meaningful. This study uses an example to
clarify the method of estimation of both Qe and Q1/2. We show that
the discharges up to the effective discharge for the Mississippi
River at St Louis, are only responsible for carrying 25% of its
long term sediment load. We question whether or not such a discharge
is truly "effective" in terms of its ability to transport
sediment, over time. An alternative index, the half load discharge,
is recommended instead, because it is always responsible for transporting
50% of the long term sediment load.
Water-Relevant Experiences, Technical Skills, Software, Languages:
Visual Basic for Applications (VBA), MathCAD, Environmental Engineering
Consultant
Intern, Research Assistant on a constructed wetland facility, Spanish |
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Name:
Karen Claire Kosinski
School and Department:
School of Engineering, Dept. of Civil and Environmental Engineering
Degree and Expected Year of Graduation:
Ph.D., 2010
Advisors:
Dr. John Durant (School of Engineering), Dr. David M. Gute (School
of Engineering),Dr. Miguel Stadecker (The Sackler School of
Biomedical Sciences, Tufts) |
Primary
Research Topic:
Novel Preventative Measures for the Control of Schistosomiasis:
A Preliminary Trial in Adasawase, Ghana
Approximately thirty-five percent of children and adolescents in
Adasawase, Ghana are infected with the parasite Schistosoma haematobium.
They contract the parasite in several local rivers where they play,
bathe, and collect water. The disease caused by this parasite, urinary
schistosomiasis, may be characterized by painful urination, blood
in the urine, and possible long-term bladder pathology. I hypothesize
that a water recreation structure will be a novel, effective, and
sustainable intervention for schistosomiasis.
Water-Relevant Experiences, Technical Skills, Software, Languages:
Excel, Lindo, Mathcad, Visual Modflow, Spanish, very basic Twi
Post Graduation Interests:
International work, use of water resources engineering to prevent/mitigate
public
health problems, especially parasitic diseases, in the tropical
world |
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Name:
Armando Milou
School and Department:
Urban and Environmental Policy and Planning
Degree and Expected Year of Graduation:
MA, 2008
Advisors:
Scott Horsley, Paul Kirshen |
Primary
Research Topic:
Stormwater Low-Impact Development BMPs feasibility for Low-Income
Communities in San Pedro Sula, Honduras
The objectives of the project include the identification of successful
LID policies, technologies and practices that can potentially be
transferred to Low-Income Settlements (LIS) in San Pedro Sula, Honduras.
Particular attention will be given to areas with higher slope gradient,
susceptible to erosion, landslides and mudflows. Special consideration
will be given to current stormwater infrastructure in LIS and the
"common dilemmas" they face. Primary data will be collected
on-site during February and March 2008, and will include person-to-person
questionnaires on 100 households in low-income settlements--tracked
using GPS; and interviews with key stakeholders, such as municipal
water commissions, NGOs and local politicians via e-mail, survey
monkey and/or personal interviews. The goal of this project is to
measure the feasibility, applicability and barriers to the implementation
of policies that promote the use of LID BMPs. The georeferenced
locations will be used to analyze the responses according to their
proximity to natural drainage flows and "formal" city
limits; elevation; and the extent of nearby deforestation. The study
is partially funded by a Graduate Student Research Award from Tufts'
Graduate School of Arts and Sciences.
Other Project Titles:
Redeveloping the Lower Mystic River: Case Studies and Best Practices;
Integrated Water Management (Flooding and water quality) Alewife
Brook, MA
Water-Relevant
Experiences, Technical Skills, Software, Languages:
Geographic Information Systems (ArcMap)
Post Graduation Interests:
International development work with a focus on stormwater and sanitation |
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Name:
Makito Ohikata
School and Department:
Graduate School of Arts & Sciences, Department of Urban
and Environment Policy and Planning
Degree and Expected Year of Graduation:
Masters of Arts, 2009
Advisor:
Rusty Russel |
Primary
Research Topic:
Slum improvement/ Disaster reconstruction
I am interested in a combined policy/strategy of water management
issues and housing issues in developing countries. An example of
such an approach is a slum improvement policy that addresses the
provision of housing, drinking water, and sanitation in slum environments
in developing countries or post disaster reconstruction policy for
low-income communities including resettlement and disaster prevention
for flooding or tsunami. I intend to focus on a specific topic and
area for my graduate thesis.
Water-Relevant
Experiences, Technical Skills, Software, Languages:
AutoCAD, VectorWorks, Spanish, Japanese
Post Graduation Interests:
Slum Improvement, urban development, water resources management |
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Name:
Jesus A. Sanchez
School and Department:
Graduate School of Engineering, Department of Civil and Environmental
Engineering
Degree and Expected Year of Graduation:
Masters of Science, 2009
Advisor:
Paul Kirshen |
Primary
Research Topic:
Risk-based Approach to Adaptation Planning of Reservoir Systems
Under Climate Change
Other Project Titles:
Rainfall runoff modeling in the Comoé River Basin, Burkina
Faso
Water-Relevant Experiences, Technical Skills, Software,
Languages:
MATLAB programming, Watershed modeling, Applications of Appropriate
Technology in Developing Countries, Spanish
Post Graduation Interests:
Water resource system analysis, Sustainable development |
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Name:
Edward Spang
School and Department:
The Fletcher School, International Environment and Resource
Policy
Degree and Expected Year of Graduation:
Ph.D., 2009
Advisors:
William Moomaw, Steve Block, Paul Kirshen |
Primary
Research Topic:
Participatory Modeling for Improved Water Management in
Small Island Developing States
Many small island nations of the world face severe water management
challenges as the limited local supplies are experiencing overuse,
pollution and increased variability from climate change. Effective
management of these fragile fresh water systems is critical for
a sustainable future and requires the informed participation and
cooperation of stakeholders within the system. While many agree
that involving stakeholders in the management process leads to a
more broadly accepted outcome and greater ownership for implementation,
there is a lack of consensus on whether participation necessarily
leads to effective behavior change. Therefore, the purpose of my
research is to explore the value of participatory system dynamics
modeling as a method for enhancing group learning, consensus building
and behavior change for sustainable water management in Small Island
Developing States (SIDS).
Other Project Titles:
The Potential for Wind-Powered Desalination in Water-Scarce Countries
(Master's
Thesis); Alpine Lakes and Glaciers of Peru: Managing Sources of
Water and Destruction
(TIE Grant Project); Interdisciplinary Rapid Watershed Assessment
in Central America
(Mesoamerican Barrier Reef Systems Project)
Water-Relevant
Experiences, Technical Skills, Software, Languages:
GIS - ArcGIS; System Dynamics - VenSIM, STELLA; Econometrics - STATA;
Spanish
Post Graduation Interests:
Implementing IWRM, improving stakeholder participation, combined
energy and water
planning |
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Name:
Ayron Strauch
School
and Department:
Graduate School of Arts and Sciences, Biology
Degree
and graduation date:
Ph.D., 2010
Advisor:
Astier Almedom, Michael Reed, Francie Chew, David Gute, John
Durant, Joann Lindenmayer
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Primary
Research Topic:
Water quality impacts on social and ecological systems in Northern
Tanzania
Water resources in the Serengeti ecosystem are spatially and temporally
variable and the result of regionally disparate geological and biological
conditions as well as local differences in traditional
resource management (TRM). This asymmetry has repercussions for
the seasonal distribution of large mammals, the cycling of nutrients,
and the health of communities. My objective is to understand the
variability of water resource quality and how TRM affects the health
of households. I hypothesize that particular water-related uses
severely impact water quality but that the level of contamination
varies based on the time of use, the season, and the individual
water source. There are likely to be social and traditional mechanisms
in the village that limit contamination, either by temporal or spatial
separation of conflicting water-related uses. Whether these mechanisms
promote human health or adversely impact the ecosystem is unknown.
Water-Relevant Experiences, Technical Skills, Software,
Languages:
Intern as Water Chemistry Analyst, New England Aquarium, GIS analysis
of water related behavior in rural Tanzania |
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Name:
Justine Treadwell
School
and Department:
Fletcher School of Law and Diplomacy
Degree
and graduation date:
M.A. in Law and Diplomacy, 2009
Advisor:
Steve Block
|
Primary
Research Topic:
Irrigation
policy and practice in lakeshore communities of Malawi
Other Project Titles:
Does Tobacco as a Cash Crop in Malawi Make Economic Sense in Light
of Endemic Food Insecurity?
Water-Relevant Experiences, Technical Skills, Software,
Languages:
Special water related experience: erosion control through soil improvement
and edible groundcover in
tropical agriculture; permaculture systems design and management;
Kiswahili, Chichewa (Malawi/Zambia), some Spanish |
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Name:
Li Wang
School and Department:
School of Engineering, Dept. of Civil & Environmental
Engineering
Degree and expected graduation year:
Ph.D., 2009
Advisor:
Linda Abriola (CEE) |
Primary
Research Topic:
Reactive Transport Modeling for Evaluation of Long Term Performance
of Permeable Reactive Barriers for Remediation of Arsenic Contaminated
Groundwater
The primary goal of my research is to numerically investigate the
combined effects of mineral fouling, gas entrapment and biofouling
on the long term performance of conceptual PRB systems that are
representative of realistic groundwater remediation scenarios using
reactive transport modeling methods. To effectively predict the
evolution of such a PRB system, the processes of mineral precipitation/dissolution,
gas generation and entrapment, and biomass accumulation will be
incorporated into a reactive transport model and their impacts on
flow, reactions and transport in the PRB system will be simulated.
The influence of heterogeneity in aquifer and the PRB itself will
also be simulated to better understand the PRB performance under
typical field conditions. The modeling results will help identify
which factor or combination of factors are most important in PRB
performance evaluation and provide guidance in PRB design and operation
under different site characteristics.
Water-Relevant Experiences, Technical Skills, Software,
Languages:
investigation of soil and groundwater contamination, landfill leachate
treatment,surface water modeling (LAKE2K, QUA2K), geochemical modeling
(PHEEQC, MINEQL),groundwater & contaminant transport modeling
(MODFLOW, MT3D, RT3D, PHAST, HYDRUS1D), parameter estimation &
uncertainty analysis (PEST, CXTFIT, GIS, ArcGIS), programming -
Fortran, C/C++, VBA, Matlab, Chinese (Mandarin)
Post Graduation Interests:
Consulting, Investigation & Remediation of Soil & Groundwater
Contamination |
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WSSS Engineering
PhD Student Patrick Ray at water treatment plant
in Beirut, Lebanon, where his research is centered.
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