Predicting groundwater arsenic contamination: Regions at risk in highest populated state of India
被引:86
作者:
Bindal, Sonal
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TERI Sch Adv Studies, Analyt & Geochem Lab, Environm & Energy Dept, New Delhi, IndiaTERI Sch Adv Studies, Analyt & Geochem Lab, Environm & Energy Dept, New Delhi, India
Bindal, Sonal
[1
]
Singh, Chander Kumar
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TERI Sch Adv Studies, Analyt & Geochem Lab, Environm & Energy Dept, New Delhi, IndiaTERI Sch Adv Studies, Analyt & Geochem Lab, Environm & Energy Dept, New Delhi, India
Singh, Chander Kumar
[1
]
机构:
[1] TERI Sch Adv Studies, Analyt & Geochem Lab, Environm & Energy Dept, New Delhi, India
Arsenic (As) contamination of groundwater is a public health concern, impacting the lives of approximately 100 million people in India. Chronic exposure to As significantly increases mortality due to the occurrence of several types of cancer, respiratory and cardiac diseases. Uttar Pradesh is a part of the middle Indo-Gangetic plains and has been found to be severely affected by As contamination of groundwater, as established by several small-scale studies. The current study incorporates a hybrid method based on a random forest ensemble algorithm and univariate feature selection using 1473 data points for predicting As in the region. Twenty direct/proxy predictor variables were considered to describe the geochemical environment, aquifer conditions and topography that are responsible for As enrichment in groundwater. The map of As predicted through the hybrid random forest ensemble model shows an overall accuracy of 84.67%. The hybrid random forest model performs better than the univariate, logistic, fuzzy, adaptive fuzzy and adaptive neuro fuzzy inference systems, which have been widely used for As prediction. The projected number of rural populations at risk due to high As exposure is 12% of the total population of the region, which accounts for 23.48 million people who are at risk. The predictive map provides insight for the regions where future testing campaigns and interventions for mitigation should be prioritized by policymakers. (C) 2019 Elsevier Ltd. All rights reserved.
机构:
Univ Chicago, Dept Hlth Studies, Chicago, IL 60637 USA
Columbia Univ, Mailman Sch Publ Hlth, Dept Epidemiol, New York, NY USAUniv Chicago, Dept Hlth Studies, Chicago, IL 60637 USA
Argos, Maria
Kalra, Tara
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Univ Chicago, Dept Hlth Studies, Chicago, IL 60637 USAUniv Chicago, Dept Hlth Studies, Chicago, IL 60637 USA
Kalra, Tara
Rathouz, Paul J.
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机构:
Univ Chicago, Dept Hlth Studies, Chicago, IL 60637 USAUniv Chicago, Dept Hlth Studies, Chicago, IL 60637 USA
Rathouz, Paul J.
Chen, Yu
论文数: 0引用数: 0
h-index: 0
机构:
NYU, Dept Environm Med, New York, NY 10016 USAUniv Chicago, Dept Hlth Studies, Chicago, IL 60637 USA
Chen, Yu
Pierce, Brandon
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h-index: 0
机构:
Univ Chicago, Dept Hlth Studies, Chicago, IL 60637 USAUniv Chicago, Dept Hlth Studies, Chicago, IL 60637 USA
Pierce, Brandon
Parvez, Faruque
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h-index: 0
机构:
Columbia Univ, Dept Environm Hlth Sci, Mailman Sch Publ Hlth, New York, NY USAUniv Chicago, Dept Hlth Studies, Chicago, IL 60637 USA
Parvez, Faruque
Islam, Tariqul
论文数: 0引用数: 0
h-index: 0
机构:
Columbia Univ, Dhaka, Bangladesh
Univ Chicago, Res Off Bangladesh, Dhaka, BangladeshUniv Chicago, Dept Hlth Studies, Chicago, IL 60637 USA
Islam, Tariqul
Ahmed, Alauddin
论文数: 0引用数: 0
h-index: 0
机构:
Columbia Univ, Dhaka, Bangladesh
Univ Chicago, Res Off Bangladesh, Dhaka, BangladeshUniv Chicago, Dept Hlth Studies, Chicago, IL 60637 USA
Ahmed, Alauddin
Rakibuz-Zaman, Muhammad
论文数: 0引用数: 0
h-index: 0
机构:
Columbia Univ, Dhaka, Bangladesh
Univ Chicago, Res Off Bangladesh, Dhaka, BangladeshUniv Chicago, Dept Hlth Studies, Chicago, IL 60637 USA
Rakibuz-Zaman, Muhammad
Hasan, Rabiul
论文数: 0引用数: 0
h-index: 0
机构:
Columbia Univ, Dhaka, Bangladesh
Univ Chicago, Res Off Bangladesh, Dhaka, BangladeshUniv Chicago, Dept Hlth Studies, Chicago, IL 60637 USA
Hasan, Rabiul
Sarwar, Golam
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h-index: 0
机构:
Columbia Univ, Dhaka, Bangladesh
Univ Chicago, Res Off Bangladesh, Dhaka, BangladeshUniv Chicago, Dept Hlth Studies, Chicago, IL 60637 USA
Sarwar, Golam
Slavkovich, Vesna
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h-index: 0
机构:
Columbia Univ, Dept Environm Hlth Sci, Mailman Sch Publ Hlth, New York, NY USAUniv Chicago, Dept Hlth Studies, Chicago, IL 60637 USA
Slavkovich, Vesna
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van Geen, Alexander
Graziano, Joseph
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Columbia Univ, Dept Environm Hlth Sci, Mailman Sch Publ Hlth, New York, NY USAUniv Chicago, Dept Hlth Studies, Chicago, IL 60637 USA
Graziano, Joseph
Ahsan, Habibul
论文数: 0引用数: 0
h-index: 0
机构:
Univ Chicago, Dept Hlth Studies, Chicago, IL 60637 USA
Univ Chicago, Dept Med, Chicago, IL 60637 USA
Univ Chicago, Dept Human Genet, Chicago, IL 60637 USA
Univ Chicago, Canc Res Ctr, Chicago, IL 60637 USA
Columbia Univ, Mailman Sch Publ Hlth, Dept Epidemiol, New York, NY USAUniv Chicago, Dept Hlth Studies, Chicago, IL 60637 USA
机构:
US Geol Survey, New England Water Sci Ctr, New Hampshire Vermont Off, 331 Commerce Way, Pembroke, NH 03301 USAUS Geol Survey, New England Water Sci Ctr, New Hampshire Vermont Off, 331 Commerce Way, Pembroke, NH 03301 USA
Ayotte, Joseph D.
Nolan, Bernard T.
论文数: 0引用数: 0
h-index: 0
机构:
US Geol Survey, Natl Ctr 413, 12201 Sunrise Valley Dr, Reston, VA 20192 USAUS Geol Survey, New England Water Sci Ctr, New Hampshire Vermont Off, 331 Commerce Way, Pembroke, NH 03301 USA
Nolan, Bernard T.
Gronberg, Jo Ann
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h-index: 0
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US Geol Survey, McKelvey Bldg,345 Middlefield Rd, Menlo Pk, CA 94025 USAUS Geol Survey, New England Water Sci Ctr, New Hampshire Vermont Off, 331 Commerce Way, Pembroke, NH 03301 USA
机构:
Royal Inst Technol KTH, Dept Land & Water Resources Engn, KTH Int Groundwater Arsen Res Grp, SE-10044 Stockholm, SwedenRoyal Inst Technol KTH, Dept Land & Water Resources Engn, KTH Int Groundwater Arsen Res Grp, SE-10044 Stockholm, Sweden
Bhattacharya, P
Claesson, M
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机构:Royal Inst Technol KTH, Dept Land & Water Resources Engn, KTH Int Groundwater Arsen Res Grp, SE-10044 Stockholm, Sweden
Claesson, M
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机构:
Bundschuh, J
Sracek, O
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h-index: 0
机构:Royal Inst Technol KTH, Dept Land & Water Resources Engn, KTH Int Groundwater Arsen Res Grp, SE-10044 Stockholm, Sweden
Sracek, O
Fagerberg, J
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h-index: 0
机构:Royal Inst Technol KTH, Dept Land & Water Resources Engn, KTH Int Groundwater Arsen Res Grp, SE-10044 Stockholm, Sweden
Fagerberg, J
Jacks, G
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h-index: 0
机构:Royal Inst Technol KTH, Dept Land & Water Resources Engn, KTH Int Groundwater Arsen Res Grp, SE-10044 Stockholm, Sweden
Jacks, G
Martin, RA
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h-index: 0
机构:Royal Inst Technol KTH, Dept Land & Water Resources Engn, KTH Int Groundwater Arsen Res Grp, SE-10044 Stockholm, Sweden
Martin, RA
Storniolo, AD
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h-index: 0
机构:Royal Inst Technol KTH, Dept Land & Water Resources Engn, KTH Int Groundwater Arsen Res Grp, SE-10044 Stockholm, Sweden
Storniolo, AD
Thir, JM
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h-index: 0
机构:Royal Inst Technol KTH, Dept Land & Water Resources Engn, KTH Int Groundwater Arsen Res Grp, SE-10044 Stockholm, Sweden
机构:
Univ Chicago, Dept Hlth Studies, Chicago, IL 60637 USA
Columbia Univ, Mailman Sch Publ Hlth, Dept Epidemiol, New York, NY USAUniv Chicago, Dept Hlth Studies, Chicago, IL 60637 USA
Argos, Maria
Kalra, Tara
论文数: 0引用数: 0
h-index: 0
机构:
Univ Chicago, Dept Hlth Studies, Chicago, IL 60637 USAUniv Chicago, Dept Hlth Studies, Chicago, IL 60637 USA
Kalra, Tara
Rathouz, Paul J.
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h-index: 0
机构:
Univ Chicago, Dept Hlth Studies, Chicago, IL 60637 USAUniv Chicago, Dept Hlth Studies, Chicago, IL 60637 USA
Rathouz, Paul J.
Chen, Yu
论文数: 0引用数: 0
h-index: 0
机构:
NYU, Dept Environm Med, New York, NY 10016 USAUniv Chicago, Dept Hlth Studies, Chicago, IL 60637 USA
Chen, Yu
Pierce, Brandon
论文数: 0引用数: 0
h-index: 0
机构:
Univ Chicago, Dept Hlth Studies, Chicago, IL 60637 USAUniv Chicago, Dept Hlth Studies, Chicago, IL 60637 USA
Pierce, Brandon
Parvez, Faruque
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h-index: 0
机构:
Columbia Univ, Dept Environm Hlth Sci, Mailman Sch Publ Hlth, New York, NY USAUniv Chicago, Dept Hlth Studies, Chicago, IL 60637 USA
Parvez, Faruque
Islam, Tariqul
论文数: 0引用数: 0
h-index: 0
机构:
Columbia Univ, Dhaka, Bangladesh
Univ Chicago, Res Off Bangladesh, Dhaka, BangladeshUniv Chicago, Dept Hlth Studies, Chicago, IL 60637 USA
Islam, Tariqul
Ahmed, Alauddin
论文数: 0引用数: 0
h-index: 0
机构:
Columbia Univ, Dhaka, Bangladesh
Univ Chicago, Res Off Bangladesh, Dhaka, BangladeshUniv Chicago, Dept Hlth Studies, Chicago, IL 60637 USA
Ahmed, Alauddin
Rakibuz-Zaman, Muhammad
论文数: 0引用数: 0
h-index: 0
机构:
Columbia Univ, Dhaka, Bangladesh
Univ Chicago, Res Off Bangladesh, Dhaka, BangladeshUniv Chicago, Dept Hlth Studies, Chicago, IL 60637 USA
Rakibuz-Zaman, Muhammad
Hasan, Rabiul
论文数: 0引用数: 0
h-index: 0
机构:
Columbia Univ, Dhaka, Bangladesh
Univ Chicago, Res Off Bangladesh, Dhaka, BangladeshUniv Chicago, Dept Hlth Studies, Chicago, IL 60637 USA
Hasan, Rabiul
Sarwar, Golam
论文数: 0引用数: 0
h-index: 0
机构:
Columbia Univ, Dhaka, Bangladesh
Univ Chicago, Res Off Bangladesh, Dhaka, BangladeshUniv Chicago, Dept Hlth Studies, Chicago, IL 60637 USA
Sarwar, Golam
Slavkovich, Vesna
论文数: 0引用数: 0
h-index: 0
机构:
Columbia Univ, Dept Environm Hlth Sci, Mailman Sch Publ Hlth, New York, NY USAUniv Chicago, Dept Hlth Studies, Chicago, IL 60637 USA
Slavkovich, Vesna
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机构:
van Geen, Alexander
Graziano, Joseph
论文数: 0引用数: 0
h-index: 0
机构:
Columbia Univ, Dept Environm Hlth Sci, Mailman Sch Publ Hlth, New York, NY USAUniv Chicago, Dept Hlth Studies, Chicago, IL 60637 USA
Graziano, Joseph
Ahsan, Habibul
论文数: 0引用数: 0
h-index: 0
机构:
Univ Chicago, Dept Hlth Studies, Chicago, IL 60637 USA
Univ Chicago, Dept Med, Chicago, IL 60637 USA
Univ Chicago, Dept Human Genet, Chicago, IL 60637 USA
Univ Chicago, Canc Res Ctr, Chicago, IL 60637 USA
Columbia Univ, Mailman Sch Publ Hlth, Dept Epidemiol, New York, NY USAUniv Chicago, Dept Hlth Studies, Chicago, IL 60637 USA
机构:
US Geol Survey, New England Water Sci Ctr, New Hampshire Vermont Off, 331 Commerce Way, Pembroke, NH 03301 USAUS Geol Survey, New England Water Sci Ctr, New Hampshire Vermont Off, 331 Commerce Way, Pembroke, NH 03301 USA
Ayotte, Joseph D.
Nolan, Bernard T.
论文数: 0引用数: 0
h-index: 0
机构:
US Geol Survey, Natl Ctr 413, 12201 Sunrise Valley Dr, Reston, VA 20192 USAUS Geol Survey, New England Water Sci Ctr, New Hampshire Vermont Off, 331 Commerce Way, Pembroke, NH 03301 USA
Nolan, Bernard T.
Gronberg, Jo Ann
论文数: 0引用数: 0
h-index: 0
机构:
US Geol Survey, McKelvey Bldg,345 Middlefield Rd, Menlo Pk, CA 94025 USAUS Geol Survey, New England Water Sci Ctr, New Hampshire Vermont Off, 331 Commerce Way, Pembroke, NH 03301 USA
机构:
Royal Inst Technol KTH, Dept Land & Water Resources Engn, KTH Int Groundwater Arsen Res Grp, SE-10044 Stockholm, SwedenRoyal Inst Technol KTH, Dept Land & Water Resources Engn, KTH Int Groundwater Arsen Res Grp, SE-10044 Stockholm, Sweden
Bhattacharya, P
Claesson, M
论文数: 0引用数: 0
h-index: 0
机构:Royal Inst Technol KTH, Dept Land & Water Resources Engn, KTH Int Groundwater Arsen Res Grp, SE-10044 Stockholm, Sweden
Claesson, M
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机构:
Bundschuh, J
Sracek, O
论文数: 0引用数: 0
h-index: 0
机构:Royal Inst Technol KTH, Dept Land & Water Resources Engn, KTH Int Groundwater Arsen Res Grp, SE-10044 Stockholm, Sweden
Sracek, O
Fagerberg, J
论文数: 0引用数: 0
h-index: 0
机构:Royal Inst Technol KTH, Dept Land & Water Resources Engn, KTH Int Groundwater Arsen Res Grp, SE-10044 Stockholm, Sweden
Fagerberg, J
Jacks, G
论文数: 0引用数: 0
h-index: 0
机构:Royal Inst Technol KTH, Dept Land & Water Resources Engn, KTH Int Groundwater Arsen Res Grp, SE-10044 Stockholm, Sweden
Jacks, G
Martin, RA
论文数: 0引用数: 0
h-index: 0
机构:Royal Inst Technol KTH, Dept Land & Water Resources Engn, KTH Int Groundwater Arsen Res Grp, SE-10044 Stockholm, Sweden
Martin, RA
Storniolo, AD
论文数: 0引用数: 0
h-index: 0
机构:Royal Inst Technol KTH, Dept Land & Water Resources Engn, KTH Int Groundwater Arsen Res Grp, SE-10044 Stockholm, Sweden
Storniolo, AD
Thir, JM
论文数: 0引用数: 0
h-index: 0
机构:Royal Inst Technol KTH, Dept Land & Water Resources Engn, KTH Int Groundwater Arsen Res Grp, SE-10044 Stockholm, Sweden