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1. Optimal remediation design and simulation of groundwater flow coupled to contaminant transport using genetic algorithm and radial point collocation method (RPCM)

Author:
Seyedpour, S.M.; Kirmizakis, P.; Brennan, P.; Doherty, R.; Ricken, T.
Source:
The Science of the total environment 2019 v.669 pp. 389-399
ISSN:
0048-9697
Subject:
remediation,   etc   ; algorithms; groundwater; groundwater flow; models; oxidants;     Show all 6 Subjects
Abstract:
... The simulation-optimisation models of groundwater and contaminant transport can be a powerful tool in the management of groundwater resources and remediation design. In this study, using Multiquadratic Radial Basis Function (MRBF) a coupled groundwater flow and reactive transport of contaminant and oxidant was developed in the framework of the Meshfree method. The parameter analysis has determined ...
DOI:
10.1016/j.scitotenv.2019.01.409

2. Amino-functionalized biomass-derived porous carbons with enhanced aqueous adsorption affinity and sensitivity of sulfonamide antibiotics

Author:
Wang, Yu; Jiao, Wen-Bin; Wang, Jun-Tao; Liu, Gui-Fang; Cao, Hai-Lei; Lü, Jian
Source:
Bioresource technology 2019 v.277 pp. 128-135
ISSN:
0960-8524
Subject:
remediation,   etc   ; adsorption; antibiotics; carbon; pH; sulfadiazine; wastewater;     Show all 7 Subjects
Abstract:
... In view of the increasing concerns in antibiotics contamination, advanced technologies for antibiotics removal have been receiving widespread research attention in the fields of environmental sciences. This work has developed a series of amino-functionalized porous carbon materials (NH2-BPCs), via a facile chemical modification method, which have been found efficient for the removal of sulfonamide ...
DOI:
10.1016/j.biortech.2019.01.033

3. Correction to: Characterization, modeling, and remediation of karst in a changing environment

Author:
Xu, Zexuan; Massei, Nicolas; Padilla, Ingrid; Hartmann, Andreas; Hu, Bill
Source:
Environmental earth sciences 2018 v.77 no.15 pp. 560
ISSN:
1866-6280
Subject:
remediation,   etc   ; karsts; models;     Show all 3 Subjects
Abstract:
... In the original publication, the author name Andrew Hartmann was published incorrectly. The correct name should be Andreas Hartmann. ...
DOI:
10.1007/s12665-018-7733-7

4. Characterization, modeling, and remediation of karst in a changing environment

Author:
Xu, Zexuan; Massei, Nicolas; Padilla, Ingrid; Hartmann, Andrew; Hu, Bill
Source:
Environmental earth sciences 2018 v.77 no.12 pp. 476
ISSN:
1866-6280
Subject:
remediation,   etc   ; climate; karsts; models; technology;     Show all 5 Subjects
Abstract:
... This introductory editorial paper provides a review and prospective outlook of the achievements and challenges in karst research under a changing environment. A brief discussion of the past and future karst research has been focused on: (1) data and new technologies; (2) modeling of karst flow and reactive transport; (3) responses of karst hydrosystems to climate variability and changes across sca ...
DOI:
10.1007/s12665-018-7660-7

5. Remediation of water and wastewater by using engineered nanomaterials: A review Part A Toxic/hazardous substances & environmental engineering

Author:
Bishoge, Obadia K.; Zhang, Lingling; Suntu, Shaldon L.; Jin, Hui; Zewde, Abraham A.; Qi, Zhongwei
Source:
Journal of environmental science and health 2018 v.53 no.6 pp. 537-554
ISSN:
1532-4117
Subject:
remediation,   etc   ; nanomaterials; politics; risk; wastewater;     Show all 5 Subjects
Abstract:
... Nanotechnology is currently a fast-rising socioeconomic and political knowledge-based technology owing to the unique characteristics of its engineered nanomaterials. This branch of technology is useful for water and wastewater remediation. Many scientists and researchers have been conducting different studies and experiments on the applications of engineered nanomaterials at the local to internati ...
DOI:
10.1080/10934529.2018.1424991

6. Graphene-based adsorbents for the removal of toxic organic pollutants: A review

Author:
Baig, Nadeem; Ihsanullah,; Sajid, Muhammad; Saleh, Tawfik A.
Source:
Journal of environmental management 2019 v.244 pp. 370-382
ISSN:
0301-4797
Subject:
remediation,   etc   ; adsorbents; adsorption; graphene; pollutants; pollution; synergism; toxicity;     Show all 8 Subjects
Abstract:
... The synthesis and application of efficient materials for remediation of environmental contaminants from water is an emerging area of research. Graphene has received tremendous attention in various fields due to its exceptional properties. Graphene and its derivatives have also been extensively explored for the adsorptive removal of pollutants from water. The recent trends are inclined toward funct ...
DOI:
10.1016/j.jenvman.2019.05.047

7. Selecting the best piping arrangement for scaling-up an annular channel reactor: An experimental and computational fluid dynamics study

Author:
Moreira, Francisca C.; Bocos, Elvira; Faria, Ana G.F.; Pereira, Joana B.L.; Fonte, Cláudio P.; Santos, Ricardo J.; Lopes, José Carlos B.; Dias, Madalena M.; Sanromán, M.A.; Pazos, M.; Boaventura, Rui A.R.; Vilar, Vítor J.P.
Source:
The Science of the total environment 2019 v.667 pp. 821-832
ISSN:
0048-9697
Subject:
remediation,   etc   ; aqueous solutions; hydrodynamics; models; pipes; ultraviolet radiation; wastewater;     Show all 7 Subjects
Abstract:
... This study is focused on the selection of the best piping arrangement for a pilot scale annular channel reactor intended for the remediation of waters and wastewaters. Two annular channel reactors composed of a single UV lamp and distinct piping arrangements were considered: (i) a novel reactor with tangential inlet/outlet pipes – the FluHelik reactor, and (ii) a conventional Jets reactor. These t ...
DOI:
10.1016/j.scitotenv.2019.02.260

8. 3D-QSAR for binding constants of β-cyclodextrin host-guest complexes by utilising spectrophores as molecular descriptors

Author:
Jeschke, Steffen; Cole, Ivan S.
Source:
Chemosphere 2019 v.225 pp. 135-138
ISSN:
0045-6535
Subject:
remediation,   etc   ; beta-cyclodextrin; models; quantitative structure-activity relationships;     Show all 4 Subjects
Abstract:
... The increasing use of cyclodextrins (CDs) as host-molecules for host-guest complexes and their remediation application in environmental science requires to establish easily accessible models of “quantitative structure-activity relationships” (QSARs) to predict the binding constants. A new open-source molecular descriptor, so called spectrophores, was utilised to build 3D-QSAR models which have R2 ...
DOI:
10.1016/j.chemosphere.2019.03.020

9. Nanoscale dispersing of zero-valent iron on CaCO3 and their significant synergistic effect in high performance removal of lead

Author:
Zhang, Xiaodi; Shi, Dongyang; Li, Xiang; Zhang, Yajing; Wang, Jianji; Fan, Jing
Source:
Chemosphere 2019 v.224 pp. 390-397
ISSN:
0045-6535
Subject:
remediation,   etc   ; absorption; calcium carbonate; dispersibility; iron; lead; synergism; water pollution;     Show all 8 Subjects
Abstract:
... Rapid aggregation and deactivation of nanoscale zero-valent iron (nZVI) hinder its application in environmental remediation. In this work, micro-scale CaCO3 is used as a dispersive carrier of nZVI to create a novel composite, CaCO3-supported nZVI (nZVI@CaCO3), through simplified liquid-phase reduction strategy. The morphology analysis shows that CaCO3 exhibits a fagot-like structure, and Fe0 parti ...
DOI:
10.1016/j.chemosphere.2019.02.139

10. Soil Microbiomes—a Promising Strategy for Contaminated Soil Remediation: A Review

Author:
TENG, Ying; CHEN, Wei
Source:
Pedosphere 2019 v.29 no.3 pp. 283-297
ISSN:
1002-0160
Subject:
soil remediation,   etc   ; bioremediation; microbiome; microorganisms; polluted soils; pollution; soil fertility;     Show all 7 Subjects
Abstract:
... Bioremediation is a process mediated by microorganisms and represents a sustainable and eco-friendly way to degrade and detoxify environmental contaminants. Soil microbiomes clearly become a key component of bioremediation as they are more stable and efficient than pure cultures, being recognized as one of the scientific frontiers of the soil environmental science and technology fields. Recently, ...
DOI:
10.1016/S1002-0160(18)60061-X

11. Construction of magnetic core-ring-structured porous hexagonal NiCo2O4 nanoplates/carbon fibers hybrid with enhanced visible-light photocatalytic performance

Author:
Zhang, Danfeng; Zhang, Lei; Zhang, Guozhen; Liu, Tong
Source:
Journal of materials science 2019 v.54 no.10 pp. 7617-7627
ISSN:
0022-2461
Subject:
remediation,   etc   ; adsorption; carbon fibers; magnetism; mass transfer; photocatalysis; pollutants;     Show all 7 Subjects
Abstract:
... Eco-friendly magnetic core-ring-structured porous hexagonal NiCo₂O₄ nanoplates combined with carbon fibers (CPH-NiCo₂O₄/CFs) were successfully constructed by using hydrothermal-calcination technique. Notably, CPH-NiCo₂O₄/CFs exhibited high utilization of visible light, good mass transfer property and adsorption ability for pollutants, which were because of the unique core-ring hexagonal nanoplates ...
DOI:
10.1007/s10853-019-03444-5

12. Public private partnership in brownfield remediation projects in China: Identification and structure analysis of risks

Author:
Han, Qingye; Zhu, Yuming; Ke, Ginger Y.; Hipel, Keith W.
Source:
Land use policy 2019 v.84 pp. 87-104
ISSN:
0264-8377
Subject:
remediation,   etc   ; Delphi method; models; public-private partnerships; risk factors; China;     Show all 6 Subjects
Abstract:
... A novel systematic procedure is designed for analyzing risks within a public private partnership (PPP) approach for addressing brownfield remediation problems in China. More specifically in this research, original risk factors are first obtained from the existing literature. To reflect the unique situation in China, a Delphi Method is utilized to appropriately revise the definitions of the risks, ...
DOI:
10.1016/j.landusepol.2019.01.034

13. Applying multivariate analysis for optimising the electrodialytic removal of Cu and Pb from shooting range soils

Author:
Pedersen, Kristine B.; Jensen, Pernille E.; Ottosen, Lisbeth M.; Barlindhaug, John
Source:
Journal of hazardous materials 2019 v.368 pp. 869-876
ISSN:
0304-3894
Subject:
remediation,   etc   ; copper; lead; multivariate analysis; soil properties; soil types;     Show all 6 Subjects
Abstract:
... Multivariate analysis was applied to simultaneously evaluate the influence of soil properties and experimental variables on electrodialytic removal of Cu and Pb from three shooting range soils. Both stationary and stirred set-ups in laboratory scale were tested, representing in-situ and ex-situ remediation conditions, respectively. Within the same experimental space, higher removal of the targeted ...
DOI:
10.1016/j.jhazmat.2018.10.014

14. Characterization of biosurfactant lipopeptide and its performance evaluation for oil-spill remediation

Author:
Feng, Jun-Qiao; Gang, Hong-Ze; Li, Dong-Sheng; Liu, Jin-Feng; Yang, Shi-Zhong; Mu, Bo-Zhong
Source:
RSC advances 2019 v.9 no.17 pp. 9629-9632
ISSN:
2046-2069
Subject:
remediation,   etc   ; biodegradability; biosurfactants; dispersants; lipopeptides; oil spills; toxicity;     Show all 7 Subjects
Abstract:
... Biosurfactant lipopeptide is a promising dispersant over varieties of chemical ones in oil-spill remediation. The toxicity, biodegradability and performance of the biosurfactant lipopeptide are studied in this paper. ...
DOI:
10.1039/c9ra01430f

15. Comparison of the benzene sorption properties of metal organic frameworks: influence of the textural properties

Author:
Belarbi, Hichem; Gonzales, Philippe; Basta, Altaf; Trens, Philippe
Source:
Environmental science 2019 v.21 no.3 pp. 407-412
ISSN:
2050-7895
Subject:
remediation,   etc   ; adsorption; benzene; coordination polymers; enthalpy; texture; volatile organic compounds;     Show all 7 Subjects
Abstract:
... The adsorption of benzene by CuBTC and MIL101(Cr) is investigated. The differences between both materials are discussed in terms of porous volume and affinities, determined by calculating Henry's constants and by measuring the adsorption enthalpies. If MIL101(Cr) adsorbs higher quantities of benzene, CuBTC develops stronger interaction, interesting for VOC remediation. ...
DOI:
10.1039/c8em00481a

16. Determining the long-term operational performance of pump and treat and the possibility of closure for a large TCE plume

Author:
Guo, Zhilin; Brusseau, Mark L.; Fogg, Graham E.
Source:
Journal of hazardous materials 2019 v.365 pp. 796-803
ISSN:
0304-3894
Subject:
remediation,   etc   ; aquifers; mathematical models; maximum contaminant level; permeability; Arizona;     Show all 6 Subjects
Abstract:
... The purpose of this study is to evaluate the impact of heterogeneity on the long-term performance of a large pump-and-treat (PAT) system that has been in operation for 30 years at a site located in Tucson, AZ. A 3D numerical model was developed. Three different concentrations were examined: composite concentration in the influent to the treatment plant, resident concentration in the aquifer, and c ...
DOI:
10.1016/j.jhazmat.2018.11.057

17. Peroxide-treated metal-organic framework templated adsorbents for remediation of high level nuclear waste

Author:
Gilhula, James C.; Patterson, Jacob T.; Williams, Neil J.; Itani, Ram; Taylor-Pashow, Kathryn M.L.; Abney, Carter W.
Source:
Journal of hazardous materials 2019 v.365 pp. 306-311
ISSN:
0304-3894
Subject:
remediation,   etc   ; adsorbents; coordination polymers; plutonium; radioactive waste; radionuclides; United States;     Show all 7 Subjects
Abstract:
... Remediation of legacy nuclear waste is one of the greatest challenges faced by the US Department of Energy, with projected cleanup efforts requiring over five decades and hundreds of billions of dollars. New materials are necessary to accelerate waste processing, achieving time and financial savings. Herein we report a peroxide treatment to a Ti metal-organic framework (MOF) and related MOF-templa ...
DOI:
10.1016/j.jhazmat.2018.11.007

18. Greenhouse tomato plant roots/carboxymethyl cellulose method for the efficient removal and recovery of inorganic phosphate from agricultural wastewater

Author:
Ure, David; Awada, Angela; Frowley, Nicole; Munk, Neils; Stanger, Amanda; Mutus, Bulent
Source:
Journal of environmental management 2019 v.233 pp. 258-263
ISSN:
0301-4797
Subject:
remediation,   etc   ; carboxymethylcellulose; eutrophication; fertilizers; greenhouses; lakes; phosphates; roots; tomatoes; wastewater;     Show all 10 Subjects
Abstract:
... Phosphate (P) is a biologically important compound that is commonly incorporated into fertilizers. Wastewater from agricultural processes results in excessive accumulation of P and eutrophication of lakes. We have developed a system for the remediation, recovery, and potential reuse of P from agricultural wastewater using tomato plant roots (roots) as a capture matrix and carboxymethyl cellulose ( ...
DOI:
10.1016/j.jenvman.2018.12.053

19. Analysing the Combined Effect of Barrier Wall and Freshwater Injection Countermeasures on Controlling Saltwater Intrusion in Unconfined Coastal Aquifer Systems

Author:
Armanuos, Asaad M.; Ibrahim, Mona G.; Mahmod, Wael Elham; Takemura, Jiro; Yoshimura, C.
Source:
Water resources management 2019 v.33 no.4 pp. 1265-1280
ISSN:
0920-4741
Subject:
remediation,   etc   ; aquifers; freshwater; models; saline water; saltwater intrusion; wells;     Show all 7 Subjects
Abstract:
... Freshwater recharge wells and underground flow barriers are among several methods proposed for controlling saltwater intrusion (SWI) into coastal aquifers. In this study, experimental and numerical studies were performed to determine the effect of using a flow barrier wall, a recharge well and a combination of these, to control SWI in unconfined coastal aquifer systems. The SEAWAT model was used t ...
DOI:
10.1007/s11269-019-2184-9

20. Making inference with messy (citizen science) data: when are data accurate enough and how can they be improved?

Author:
Clare, John D. J.; Townsend, Philip A.; Anhalt‐Depies, Christine; Locke, Christina; Stenglein, Jennifer L.; Frett, Susan; Martin, Karl J.; Singh, Aditya; Van Deelen, Timothy R.; Zuckerberg, Benjamin
Source:
Ecological applications 2019 v.29 no.2 pp. e01849
ISSN:
1051-0761
Subject:
remediation,   etc   ; algorithms; automation; citizen scientists; data quality; models; screening;     Show all 7 Subjects
Abstract:
... Measurement or observation error is common in ecological data: as citizen scientists and automated algorithms play larger roles processing growing volumes of data to address problems at large scales, concerns about data quality and strategies for improving it have received greater focus. However, practical guidance pertaining to fundamental data quality questions for data users or managers—how acc ...
DOI:
10.1002/eap.1849