Natural Arsenic in Groundwaters of Latin America: Proceedings of the International Congress on NaturalArsenic in Groundwaters of Latin America, Mexico ... 20-24 June 2006 (Arsenic in the Environment)

About the book series......Page 8
Editorial board......Page 10
Table of Contents......Page 14
List of contributors......Page 20
Acknowledgements......Page 38
Editors\' foreword......Page 40
Section I Regional introduction and overview......Page 42
CHAPTER 1 Occurrence, health effects and remediation of arsenic in groundwaters of Latin America......Page 44
CHAPTER 2 The presence of arsenic in drinking water in Latin America and its effect on public health......Page 58
Section II Arsenic occurrence and genesis in sedimentary and hard-rock aquifers......Page 72
CHAPTER 3 Arsenic in groundwater and sediments from La Pampa province, Argentina......Page 76
CHAPTER 4 Arsenic hydrogeochemistry in groundwater from the Burruyacú basin, Tucumán province, Argentina......Page 88
CHAPTER 5 Mineralogical study of arsenic-enriched aquifer sediments at Santiago del Estero, Northwest Argentina......Page 102
CHAPTER 6 Intermediate to high levels of arsenic and fluoride in deep geothermal aquifers from the northwestern Chaco-Pampean plain, Argentina......Page 110
CHAPTER 7 The origin of arsenic in waters and sediments from Papallacta lake area in Ecuador......Page 122
CHAPTER 8 Arsenic contamination, speciation and environmental consequences in the Bolivian plateau......Page 132
CHAPTER 9 Using GIS to define arsenic-anomalous catchment basins considering drainage sinuosity......Page 142
CHAPTER 10 Natural arsenic groundwater contamination of the sedimentary aquifers of southwestern Sébaco valley, Nicaragua......Page 150
CHAPTER 11 Arsenic and water quality of rural community wells in San Juan de Limay, Nicaragua......Page 164
CHAPTER 12 Volcanic arsenic and boron pollution of Ilopango lake, El Salvador......Page 170
CHAPTER 13 The abundance of natural arsenic in deep thermal fluids of geothermal and petroleum reservoirs in Mexico......Page 186
CHAPTER 14 Development of a geographic information system for Zimapán municipality in Hidalgo, Mexico......Page 196
CHAPTER 15 Determining the origin of arsenic in the Lagunera region aquifer, Mexico using geochemical modeling......Page 204
CHAPTER 16 Arsenic mobilization in aquatic sediments of an impacted mining area, north-central Mexico......Page 212
CHAPTER 17 Contamination of drinking water supply with geothermal arsenic in Los Altos de Jalisco, Mexico......Page 220
CHAPTER 18 Geogenic arsenic in an Australian sedimentary aquifer: Risk awareness for aquifers in Latin American countries......Page 234
CHAPTER 19 Arsenic in a Triassic sandstone aquifer, Castellón, Spain......Page 246
CHAPTER 20 Arsenic distribution in the groundwater of the Central Gangetic plains of Uttar Pradesh, India......Page 256
CHAPTER 21 Temporal variations of groundwater arsenic concentrations in southwest Bangladesh......Page 266
Section III Analytical methods for arsenic and laboratory studies......Page 274
CHAPTER 22 Rapid, clean and low-cost assessment of inorganic and total arsenic in food by visible and near-infrared spectroscopy......Page 276
CHAPTER 23 Infield detection of arsenic using a portable digital voltameter, PDV6000......Page 286
CHAPTER 24 The use of synchrotron micro-X-ray techniques to determine arsenic speciation in contaminated soils......Page 296
CHAPTER 25 Arsenic speciation study using X-ray fluorescence and cathodic stripping voltammetry......Page 306
CHAPTER 26 Dissolution kinetics of arsenopyrite and its implication on arsenic speciation in the environment......Page 314
Section IV Arsenic in soil, plants and food chain issues......Page 322
CHAPTER 27 Geogenic enrichment of arsenic in histosols......Page 326
CHAPTER 28 Sorption and desorption behavior of arsenic in the soil......Page 336
CHAPTER 29 Effect of wastewater irrigation on arsenic concentration in soils and selected crops in the state of Hidalgo, Mexico......Page 344
CHAPTER 30 Arsenic determination in soils from a mining zone in the eastern Pyrenees, Catalonia (Spain)......Page 352
CHAPTER 31 Bioavailability of arsenic species in food: Practical aspects for human health risk assessments......Page 360
CHAPTER 32 Determination of arsenic content in seafood products in the school meals distribution program, region VII, Chile\n......Page 368
CHAPTER 33 Arsenic contamination from geological sources in environmental compartments in a pre-Andean area of Northern Chile......Page 376
CHAPTER 34 Total arsenic content in vegetables cultivated in different zones in Chile......Page 386
CHAPTER 35 Assimilation of arsenic into edible plants grown in soil irrigated with contaminated groundwater......Page 392
CHAPTER 36 Investigation of arsenic accumulation by vegetables and ferns from As-contaminated areas in Minas Gerais, Brazil......Page 400
CHAPTER 37 Arsenic in plant samples from a contaminated mining area in the eastern Pyrenees, Catalonia (Spain)......Page 406
CHAPTER 38 Soil-to-leaf transfer factor for arsenic in peach (Prunus persica L.)......Page 412
CHAPTER 39 Arsenic uptake and distribution in broccoli, cauliflower and radish plants grown on contaminated soil......Page 420
CHAPTER 40 Arsenic mobility in the rhizosphere of the tolerant plant......Page 428
Section V Toxicology and metabolism......Page 436
CHAPTER 41 Survey of arsenic in drinking water and assessment of the intake of arsenic from water in Argentine Puna......Page 438
CHAPTER 42 Chronic arseniasis in El Zapote, Nicaragua......Page 450
CHAPTER 43 Transfer of arsenic from contaminated dairy cattle drinking water to milk (Córdoba, Argentina)......Page 460
CHAPTER 44 Molecular mechanisms of arsenic-induced carcinogenesis......Page 468
CHAPTER 45 Early signs of immunodepression induced by arsenic in children......Page 476
CHAPTER 46 Evaluation of human arsenic contamination in the district of Santa Bárbara, Minas Gerais, Brazil......Page 488
CHAPTER 47 Effects of fluoride and arsenic on the central nervous system......Page 494
CHAPTER 48 Neurotoxicity of arsenic......Page 500
CHAPTER 49 Mouse liver cytokeratin 18 (CK18) modulation by sodium arsenite......Page 508
CHAPTER 50 Effects of selenium deficiency on diabetogenic action of arsenite in rats......Page 514
CHAPTER 51 Histological characteristics of sural nerves in rats exposed to arsenite......Page 522
CHAPTER 52 Arsenic-induced p53-DNA binding activity in epithelial cells......Page 530
CHAPTER 53 Microbial volatilization of arsenic......Page 536
Section VI Treatment and remediation of arsenic-rich groundwater......Page 542
CHAPTER 54 Feasibility of arsenic removal from contaminated water using indigenous limestone......Page 546
CHAPTER 55 Characterization of Fe-treated clays as effective As sorbents......Page 552
CHAPTER 56 Natural red earth: An effective sorbent for arsenic removal from Sri Lanka......Page 562
CHAPTER 57 Adsorption of As(V) onto goethite: Experimental statistical optimization......Page 568
CHAPTER 58 Subsurface treatment of arsenic in groundwater—experiments at laboratory scale......Page 578
CHAPTER 59 Two-step in situ decontamination of mine water enriched with arsenic and iron......Page 588
CHAPTER 60 Arsenic removal from groundwater using ferric chloride and direct filtration......Page 596
CHAPTER 61 The use of iron-coated LECA for arsenic removal from aqueous solutions under batch and flow conditions......Page 606
CHAPTER 62 Polymer-supported Fe(III) oxide particles: An arsenic-selective sorbent......Page 612
CHAPTER 63 Application of coagulation-filtration processes to remove arsenic from low-turbidity waters......Page 622
CHAPTER 64 Arsenic removal from groundwater by coagulation with polyaluminum chloride and double filtration......Page 630
CHAPTER 65 A simple electrocoagulation set up for arsenite removal from water......Page 636
CHAPTER 66 Arsenic in the environment and its remediation by a novel filtration method......Page 646
CHAPTER 67 Arsenic removal by solar oxidation in groundwater of Los Pereyra, Tucumán province, Argentina......Page 656
CHAPTER 68 Removal of arsenic from groundwater using environmentally reactive iron nanoparticles......Page 666
CHAPTER 69 Phytoremediation of arsenic by sorghum (Sorghum biocolor) udner hydrponics......Page 684
CHAPTER 70 Potential use of sedges (Cyperaceae) in arsenic phytoremediation......Page 690
CHAPTER 71 Filter development from low cost materials for arsenic removal from water......Page 698
CHAPTER 72 Arsenic removal from water of Huautla, Morelos, Mexico using capacitive deionization......Page 706
CHAPTER 73 Low-cost technologies for arsenic removal in the Chaco-Pampean plain, Argentina......Page 718
Section VII Innovative and sustainable options for arsenic mitigation: Some experiences......Page 726
CHAPTER 74 Arsenic-safe aquifers as a socially acceptable source of safe drinking water—What can rural Latin America learn from Bangladesh experiences?......Page 728
CHAPTER 75 Mitigation actions respond to arsenic exposure in Brazil......Page 740
Index I: Subject index......Page 746
Index II: Localities, stratigraphic units, tectonic and structural elements......Page 776
Author index......Page 782