Bin Wang

Summary

Affiliation: Tsinghua University
Country: China

Publications

  1. doi request reprint Development of species sensitivity distributions and estimation of HC(5) of organochlorine pesticides with five statistical approaches
    Bin Wang
    Department of Environmental Science and Engineering, POPs Research Centre, Tsinghua University, Beijing 100084, China
    Ecotoxicology 17:716-24. 2008
  2. doi request reprint Tiered aquatic ecological risk assessment of organochlorine pesticides and their mixture in Jiangsu reach of Huaihe River, China
    Bin Wang
    Department of Environmental Science and Engineering, POPs Research Centre, Tsinghua University, Beijing, 100084, China
    Environ Monit Assess 157:29-42. 2009
  3. ncbi request reprint Adsorption of perfluorooctane sulfonate on carbon nanotubes: influence of pH and competitive ions
    Yue Bei
    State Key Joint Laboratory of Environment Simulation and Pollution Control, School of Environment, POPs Research Center, Tsinghua University, Beijing 100084, China E mail
    Water Sci Technol 69:1489-95. 2014
  4. doi request reprint First report of a Chinese PFOS alternative overlooked for 30 years: its toxicity, persistence, and presence in the environment
    Siwen Wang
    State Key Joint Laboratory of Environment Simulation and Pollution Control SKJLESPC, School of Environment, POPs Research Centre, Tsinghua University, Beijing 100084, P R China
    Environ Sci Technol 47:10163-70. 2013
  5. doi request reprint Mechanisms influencing the BFR distribution patterns in office dust and implications for estimating human exposure
    Zhiguo Cao
    POPs Research Center, School of Environment, State Key Joint Laboratory of Environment Simulation and Pollution Control, Tsinghua University, Beijing 100084, China
    J Hazard Mater 252:11-8. 2013
  6. doi request reprint Distribution and sources of mercury in soils from former industrialized urban areas of Beijing, China
    Wei Luo
    State Key Lab of Urban and Regional Ecology, Research Center for Eco Environmental Sciences, Chinese Academy of Sciences, Beijing, 100085, China
    Environ Monit Assess 158:507-17. 2009
  7. ncbi request reprint Stability of 6:2 fluorotelomer sulfonate in advanced oxidation processes: degradation kinetics and pathway
    Xiaoling Yang
    State Key Joint Laboratory of Environment Simulation and Pollution Control SKJLESPC, School of Environment, POPs Research Center, Tsinghua University, Beijing, 100084, People s Republic of China
    Environ Sci Pollut Res Int 21:4634-42. 2014
  8. doi request reprint Differences in the seasonal variation of brominated and phosphorus flame retardants in office dust
    Zhiguo Cao
    POPs Research Center, School of Environment, State Key Joint Laboratory of Environment Simulation and Pollution Control, Tsinghua University, Beijing 100084, China
    Environ Int 65:100-6. 2014
  9. doi request reprint Coupling the dechlorination of aqueous 4-CP with the mechanochemical destruction of solid PCNB using Fe-Ni-SiO2
    Teng Zhang
    State Key Joint Laboratory of Environment Simulation and Pollution Control SKJLESPC, School of Environment, POPs Research Center, Tsinghua University, Beijing 100084, PR China
    J Hazard Mater 250:175-80. 2013
  10. doi request reprint Economic status as a determinant of national PCDD/PCDF releases and implications for PCDD/PCDF reduction
    Zhiguo Cao
    POPs Research Center, School of Environment, State Key Joint Laboratory of Environment Simulation and Pollution Control, Tsinghua University, Beijing 100084, China
    Chemosphere 91:328-35. 2013

Collaborators

Detail Information

Publications46

  1. doi request reprint Development of species sensitivity distributions and estimation of HC(5) of organochlorine pesticides with five statistical approaches
    Bin Wang
    Department of Environmental Science and Engineering, POPs Research Centre, Tsinghua University, Beijing 100084, China
    Ecotoxicology 17:716-24. 2008
    ..alpha-HCH has the lowest ecological toxicity potential in the studied OCPs. For OCPs with high ecological potential, more attention should be paid to their ecological risk...
  2. doi request reprint Tiered aquatic ecological risk assessment of organochlorine pesticides and their mixture in Jiangsu reach of Huaihe River, China
    Bin Wang
    Department of Environmental Science and Engineering, POPs Research Centre, Tsinghua University, Beijing, 100084, China
    Environ Monit Assess 157:29-42. 2009
    ....
  3. ncbi request reprint Adsorption of perfluorooctane sulfonate on carbon nanotubes: influence of pH and competitive ions
    Yue Bei
    State Key Joint Laboratory of Environment Simulation and Pollution Control, School of Environment, POPs Research Center, Tsinghua University, Beijing 100084, China E mail
    Water Sci Technol 69:1489-95. 2014
    ..The enhanced adsorption of PFOS at high Cu(II) and Pb(II) concentrations was attributed to the adsorbed cationic metals which might further adsorb PFOS. ..
  4. doi request reprint First report of a Chinese PFOS alternative overlooked for 30 years: its toxicity, persistence, and presence in the environment
    Siwen Wang
    State Key Joint Laboratory of Environment Simulation and Pollution Control SKJLESPC, School of Environment, POPs Research Centre, Tsinghua University, Beijing 100084, P R China
    Environ Sci Technol 47:10163-70. 2013
    ..Collectively, the results of this work call for future assessments on the effects of this overlooked contaminant and its presence and fate in the environment. ..
  5. doi request reprint Mechanisms influencing the BFR distribution patterns in office dust and implications for estimating human exposure
    Zhiguo Cao
    POPs Research Center, School of Environment, State Key Joint Laboratory of Environment Simulation and Pollution Control, Tsinghua University, Beijing 100084, China
    J Hazard Mater 252:11-8. 2013
    ..Selection of dust fraction was demonstrated to be influential on both BFR analytical results and human exposure estimation...
  6. doi request reprint Distribution and sources of mercury in soils from former industrialized urban areas of Beijing, China
    Wei Luo
    State Key Lab of Urban and Regional Ecology, Research Center for Eco Environmental Sciences, Chinese Academy of Sciences, Beijing, 100085, China
    Environ Monit Assess 158:507-17. 2009
    ..The greater concentration of SigmaHg in most soils could have been due in part to combustion of coal and leakage from industrial processes...
  7. ncbi request reprint Stability of 6:2 fluorotelomer sulfonate in advanced oxidation processes: degradation kinetics and pathway
    Xiaoling Yang
    State Key Joint Laboratory of Environment Simulation and Pollution Control SKJLESPC, School of Environment, POPs Research Center, Tsinghua University, Beijing, 100084, People s Republic of China
    Environ Sci Pollut Res Int 21:4634-42. 2014
    ..Compared with PFOS which is inert in most advanced oxidation processes, 6:2 FTS-K is more degradable as the alternative. ..
  8. doi request reprint Differences in the seasonal variation of brominated and phosphorus flame retardants in office dust
    Zhiguo Cao
    POPs Research Center, School of Environment, State Key Joint Laboratory of Environment Simulation and Pollution Control, Tsinghua University, Beijing 100084, China
    Environ Int 65:100-6. 2014
    ..The absence of significant seasonal variation for BFR concentrations in indoor dust compared to outdoor air and dust concentrations is also discussed. ..
  9. doi request reprint Coupling the dechlorination of aqueous 4-CP with the mechanochemical destruction of solid PCNB using Fe-Ni-SiO2
    Teng Zhang
    State Key Joint Laboratory of Environment Simulation and Pollution Control SKJLESPC, School of Environment, POPs Research Center, Tsinghua University, Beijing 100084, PR China
    J Hazard Mater 250:175-80. 2013
    ..With a series of verification experiments, a possible dechlorination mechanism was proposed, involving the reactions occurred on three interfaces (i.e. Fe/Ni, Fe/C and Fe/C/Ni)...
  10. doi request reprint Economic status as a determinant of national PCDD/PCDF releases and implications for PCDD/PCDF reduction
    Zhiguo Cao
    POPs Research Center, School of Environment, State Key Joint Laboratory of Environment Simulation and Pollution Control, Tsinghua University, Beijing 100084, China
    Chemosphere 91:328-35. 2013
    ..The information in this paper can be used for politicians to develop legislations to improve International PCDD/PCDF Reduction...
  11. doi request reprint Regenerable granular carbon nanotubes/alumina hybrid adsorbents for diclofenac sodium and carbamazepine removal from aqueous solution
    Haoran Wei
    State Key Joint Laboratory of Environment Simulation and Pollution Control, Tsinghua University Veolia Environment Joint Research Center for Advanced Technology, School of Environment, POPs Research Center, Tsinghua University, Beijing 100084, PR China
    Water Res 47:4139-47. 2013
    ..The adsorbed CBZ and DS were decomposed in the regeneration process. This regenerable adsorbent may find potential application in water or wastewater treatment for the removal of some micropollutants such as pharmaceuticals...
  12. pmc Emission characteristics for polycyclic aromatic hydrocarbons from solid fuels burned in domestic stoves in rural china
    Guofeng Shen
    Laboratory of Earth Surface Processes, College of Urban and Environmental Sciences, Peking University, Beijing, 100871, China
    Environ Sci Technol 47:14485-94. 2013
    ..For source diagnosis, high molecular weight isomers are more informative than low molecular weight ones and multiple ratios could be used together whenever possible. ..
  13. doi request reprint Probabilistic ecological risk assessment of OCPs, PCBs, and DLCs in the Haihe River, China
    Bin Wang
    Department of Environmental Science and Engineering, POPs Research Centre, Tsinghua University, Beijing, China
    ScientificWorldJournal 10:1307-17. 2010
    ..The total risk caused by these pollutants was very high. Due to their high persistence and potential source from land, the high risks of such pollutants are likely to last for a long period of time...
  14. pmc Emissions of PAHs from indoor crop residue burning in a typical rural stove: emission factors, size distributions, and gas-particle partitioning
    Guofeng Shen
    Laboratory of Earth Surface Processes, College of Urban and Environmental Sciences, Peking University, Beijing, 100871, China
    Environ Sci Technol 45:1206-12. 2011
    ..5, and the mass percentage of PAHs in fine particles increased as the molecular weight increased. For freshly emitted PAHs, absorption into organic carbon, rather than adsorption, dominated the gas-particle partitioning...
  15. doi request reprint Emission characterization of unintentionally produced persistent organic pollutants from iron ore sintering process in China
    Bo Tian
    POPs Research Centre, School of Environment, Tsinghua University, Beijing 100084, China
    Chemosphere 89:409-15. 2012
    ..95 μg WHO-TEQ ton(-1). Based on the results, the annual release of PCDD/Fs and dl-PCBs in 2007-2009 were estimated to be 2070 g, 2212 g, and 2307 gWHO-TEQ, respectively...
  16. ncbi request reprint Adsorption behavior and mechanism of perfluorinated compounds on various adsorbents--a review
    Ziwen Du
    School of Environment, POPs Research Center, State Key Joint Laboratory of Environment Simulation and Pollution Control, Tsinghua University, Beijing 100084, China Collaborative Innovation Center for Regional Environmental Quality, Tsinghua University, Beijing 100084, China
    J Hazard Mater 274:443-54. 2014
    ..This review paper would be helpful for the preparation of effective adsorbents for PFC removal and understanding interfacial process of PFCs during their transport and fate in aquatic environments. ..
  17. ncbi request reprint Effects of zero-valent metals together with quartz sand on the mechanochemical destruction of dechlorane plus coground in a planetary ball mill
    Haizhu Wang
    State Key Joint Laboratory of Environment Simulation and Pollution Control SKJLESPC, School of Environment, POPs Research Center, Tsinghua University, Beijing 100084, PR China
    J Hazard Mater 264:230-5. 2014
    ..The results suggested that Al+SiO2 is promising in the mechanochemical destruction of chlorinated organic pollutants like DP. ..
  18. doi request reprint Cell absorption induced desorption of hydrophobic organic contaminants from digested soil residue
    Bin Wang
    Laboratory for Earth Surface Processes, College of Urban and Environmental Sciences, Peking University, Beijing, China
    Chemosphere 83:1461-6. 2011
    ..7-2.8 times higher than those without the residue. This supported the hypothesis that the cell absorption of dissolved HOCs induces desorption of the sorbed fraction from digestive residue, and the desorbed HOCs can be absorbed as well...
  19. doi request reprint Destruction of perfluorooctane sulfonate (PFOS) and perfluorooctanoic acid (PFOA) by ball milling
    Kunlun Zhang
    State Key Joint Laboratory of Environment Simulation and Pollution Control, School of Environment, POPs Research Center, Tsinghua University, Beijing 100084, PR China
    Environ Sci Technol 47:6471-7. 2013
    ..On the basis of these results, possible reaction pathways were proposed. The approach was also successfully applied for the destruction of PFOS and PFOA homologues with different chain lengths...
  20. doi request reprint Photodegradation of Dechlorane Plus in n-nonane under the irradiation of xenon lamp
    Siwen Wang
    State Key Joint Laboratory of Environment Simulation and Pollution Control, School of Environment, POPs Research Center, Tsinghua University, Beijing 100084, PR China
    J Hazard Mater 260:16-23. 2013
    ..No photoisomerization or solvent adducts were observed, and the difference of photodegradation rate between syn- and anti-DP isomers was negligible...
  21. doi request reprint Polyethylenimine-Impregnated Resin for High CO2 Adsorption: An Efficient Adsorbent for CO2 Capture from Simulated Flue Gas and Ambient Air
    Zhenhe Chen
    State Key Joint Laboratory of Environment Simulation and Pollution Control, School of Environment, POPs Research Center, Tsinghua University, Beijing, 100084 China
    ACS Appl Mater Interfaces 5:6937-45. 2013
    ..This spherical and stable HP20/PEI-50 adsorbent with high and fast CO2 adsorption exhibits a very promising application in CO2 capture from flue gas and ambient air. ..
  22. ncbi request reprint Adsorption of perfluorinated compounds on aminated rice husk prepared by atom transfer radical polymerization
    Shubo Deng
    State Key Joint Laboratory of Environment Simulation and Pollution Control, School of Environment, POPs Research Center, Tsinghua University, Beijing 100084, China
    Chemosphere 91:124-30. 2013
    ....
  23. doi request reprint Granular bamboo-derived activated carbon for high CO(2) adsorption: the dominant role of narrow micropores
    Haoran Wei
    State Key Joint Laboratory of Environment Simulation and Pollution Control, School of Environment, POPs Research Center, Tsinghua University, Beijing, 100084, PR China
    ChemSusChem 5:2354-60. 2012
    ..33-0.82 nm had a good linear relationship with CO(2) adsorption at 273 K and 1 bar, and the narrow micropores of about 0.55 nm produced the major contribution, which could be used to evaluate CO(2) adsorption on activated carbons...
  24. doi request reprint Particle size: a missing factor in risk assessment of human exposure to toxic chemicals in settled indoor dust
    Zhi guo Cao
    POPs Research Center, School of Environment, Tsinghua University, Beijing 100084, China
    Environ Int 49:24-30. 2012
    ....
  25. pmc Occurrence and exposure to polycyclic aromatic hydrocarbons and their derivatives in a rural Chinese home through biomass fuelled cooking
    Junnan Ding
    Laboratory for Earth Surface Processes, College of Urban and Environmental Science, Peking University, Beijing, China
    Environ Pollut 169:160-6. 2012
    ..The daily mean benzo(a)pyrene equivalent exposure concentration was as high as 200 ± 160 ng/m(3) in the winter for the housewife who did the cooking compared to 59 ± 37 ng/m(3) for the control group that did not cook...
  26. doi request reprint Sorption mechanisms of perfluorinated compounds on carbon nanotubes
    Shubo Deng
    State Key Joint Laboratory of Environment Simulation and Pollution Control, School of Environment, POPs Research Center, Tsinghua University, Beijing 100084, China
    Environ Pollut 168:138-44. 2012
    ..The hydrophobic C-F chains can be closely adsorbed on the CNTs surface in parallel to the axis or along the curvature, making it impossible to form micelles on the CNT surface, leading to the lower sorption than other adsorbents...
  27. doi request reprint Probabilistic ecological risk assessment of DDTs in the Bohai Bay based on a food web bioaccumulation model
    Bin Wang
    Department of Environmental Science and Engineering, POPs Research Centre, Tsinghua University, Beijing 100084, China
    Sci Total Environ 409:495-502. 2011
    ..The food web model is a feasible method to predict the extent of bioaccumulation and IELs of hydrophobic organic pollutants in organisms as a step to evaluate their risk posed on aquatic ecosystems...
  28. doi request reprint Field measurement of emission factors of PM, EC, OC, parent, nitro-, and oxy- polycyclic aromatic hydrocarbons for residential briquette, coal cake, and wood in rural Shanxi, China
    Guofeng Shen
    Laboratory of Earth Surface Processes, College of Urban and Environmental Sciences, Peking University, Beijing, 100871, China
    Environ Sci Technol 47:2998-3005. 2013
    ..Most EFs measured in the field were higher than those measured in stove combustions under laboratory conditions...
  29. pmc Emission inventory for PFOS in China: review of past methodologies and suggestions
    Theodore Chao Lim
    POPs Research Center, School of Environment, Tsinghua University, Beijing 100084, China
    ScientificWorldJournal 11:1963-80. 2011
    ..Releases from industrial sources can be quantified separately using another set of emission factors. Industrial sources likely to be relevant to the Chinese environment are identified...
  30. doi request reprint Bioanalytical characterization of dioxin-like activity in sewage sludge from Beijing, China
    Tingting Zhang
    POPs Research Centre, Department of Environmental Science and Engineering, Tsinghua University, Beijing, China
    Chemosphere 75:649-53. 2009
    ..It is also a useful component in the monitoring capacity building of dioxins...
  31. ncbi request reprint Major pharmaceuticals and personal care products (PPCPs) in wastewater treatment plant and receiving water in Beijing, China, and associated ecological risks
    Guohua Dai
    State Key Joint Laboratory of Environment Simulation and Pollution Control SKLESPC, POPs Research Center, School of Environment, Tsinghua University, Beijing, 100084, China
    Bull Environ Contam Toxicol 92:655-61. 2014
    ..For those compounds found in the effluent and surface water, mefenamic acid, trimethoprim and gemfibrozil may pose a medium risk to aquatic environment...
  32. doi request reprint Pharmaceuticals and personal care products in the aquatic environment in China: a review
    Qingwei Bu
    School of Environment, THU VEOLIA Joint Research Center for Advanced Environmental Technology, Tsinghua University, State Key Joint Laboratory of Environment Simulation and Pollution Control, Beijing 100084, PR China Electronic address
    J Hazard Mater 262:189-211. 2013
    ..Limitations of current researches and implications for future research in China were discussed. Some regulatory issues were also addressed. ..
  33. doi request reprint Ozonation of trimethoprim in aqueous solution: identification of reaction products and their toxicity
    Jiangmeng Kuang
    State Key Joint Laboratory of Environmental Simulation and Pollution Control SKJLESPC, School of Environment, Tsinghua University, Beijing 100084, China
    Water Res 47:2863-72. 2013
    ..This was further confirmed by quantitative structure-active relationship analysis. This work proves the dominant role of ozone rather than hydroxyl radicals in the reaction and the potential risk after ozonation...
  34. doi request reprint Renewing functionalized graphene as electrodes for high-performance supercapacitors
    Yan Fang
    National Center for Nanoscience and Technology, Zhongguancun, Beijing, PR China
    Adv Mater 24:6348-55. 2012
    ..This presents an opportunity for developing further high-performance graphene-based electrodes to bridge the performance gap between traditional capacitors and batteries...
  35. doi request reprint Identification of priority pharmaceuticals in the water environment of China
    Qian Sui
    State Environmental Protection Key Laboratory of Environmental Risk Assessment and Control on Chemical Process, School of Resources and Environmental Engineering, East China University of Science and Technology, Shanghai 200237, PR China
    Chemosphere 89:280-6. 2012
    ....
  36. ncbi request reprint Effects of tungsten oxide on the activity and thermal stability of a sulfate-derived titania supported platinum catalyst for propane oxidation
    Xiaodong Wu
    Laboratory of Advanced Materials, Department of Materials Science and Engineering, Tsinghua University, Beijing 100084, China
    J Environ Sci (China) 24:458-63. 2012
    ..This, as well as the inhibition effects of tungsten oxide on the sintering of anatase and the phase transformation to rutile, resulting in a high activity and thermal stability for the Pt/WO3/TiO2 catalyst...
  37. doi request reprint Highly active and stable Ni-Fe bimetal prepared by ball milling for catalytic hydrodechlorination of 4-chlorophenol
    Fuyuan Xu
    POPs Research Center, School of Environment, Tsinghua University, Beijing, P R China
    Environ Sci Technol 46:4576-82. 2012
    ..The Ni-Fe bimetal at the dose of 60 g/L was reused 10 times without losing dechlorination activity for 4-CP at initial pH less than 6.0, but the gradual passivation was observed at initial pH above 7.0...
  38. doi request reprint Polycyclic aromatic hydrocarbons and organochlorine pesticides in surface soils from the Qinghai-Tibetan plateau
    Shu Tao
    Laboratory for Earth Surface Processes, College of Urban and Environmental Sciences, Peking University, Beijing, 100871, China
    J Environ Monit 13:175-81. 2011
    ..The elevated concentrations of PAHs and OCPs in Lhasa and east Qinghai were mainly from local sources, while PAHs from adjacent Lanzhou area also contributed considerably to the accumulation of PAHs in east Qinghai...
  39. doi request reprint Polycyclic aromatic hydrocarbon residues in human milk, placenta, and umbilical cord blood in Beijing, China
    Yanxin Yu
    Laboratory for Earth Surface Processes, College of Urban and Environmental Science, Peking University, Beijing, 100871, China
    Environ Sci Technol 45:10235-42. 2011
    ..152-8.50 ng·kg(-1)·day(-1)), were 3-4 orders of magnitude lower than the recommended reference doses, unlikely to impose any obvious risk based on current knowledge...
  40. ncbi request reprint CD8+ Treg cells suppress CD8+ T cell-responses by IL-10-dependent mechanism during H5N1 influenza virus infection
    Qiang Zou
    Key laboratory of Medical Molecular Virology of MOH and MOE, Fudan University Shanghai Medical College, Shanghai, China State Key Laboratory for Agro Biotechnology, College of Biological Science, China Agricultural University, Beijing, China
    Eur J Immunol 44:103-14. 2014
    ....
  41. ncbi request reprint [Evaluation of integrated toxicity of nitroaromatic compounds by the combination of ICE and PCA]
    Bin Wang
    POPs Research Centre, Department of Environmental Sciences and Engineering, Tsinghua University, Beijing 100084, China
    Huan Jing Ke Xue 28:1774-8. 2007
    ..ITI estimated by ICE and PCA coincides well with ITI predicted by QSAR and PCA. The combination of ICE and PCA can successfully evaluate and predict the integrated toxicity of nitroaromatic compounds...
  42. doi request reprint Replication of the top 10 most significant polymorphisms from a large blood pressure genome-wide association study of northeastern Han Chinese East Asians
    Yue Qi
    Department of Epidemiology, Beijing An Zhen Hospital, Capital Medical University, Beijing Institute of Heart, Lung and Blood Vessel Diseases, Beijing, China
    Hypertens Res 37:134-8. 2014
    ....
  43. pmc Regional neural response differences in the determination of faces or houses positioned in a wide visual field
    Bin Wang
    School of Life Science, Beijing Institute of Technology, Beijing, China
    PLoS ONE 8:e72728. 2013
    ..We posited a role of experience in shaping the information processing strategies in the ventral visual cortex. ..
  44. doi request reprint Hemokinin-1 as an adjuvant molecule enhancing humoral and memory responses to HBsAg DNA vaccination
    Xuan Chen
    State Key Laboratory for Agro Biotechnology, Department of Microbiology and Immunology, College of Biological Science, China Agricultural University, Beijing, China
    Viral Immunol 25:289-96. 2012
    ..Therefore, HK-1 may lead to the development of a novel humoral-biased molecular adjuvant for an HBsAg DNA vaccine against hepatitis B infection...
  45. doi request reprint Chemical amination of graphene oxides and their extraordinary properties in the detection of lead ions
    Bin Wang
    National Center for Nanoscience and Technology, Beiyitiao 11, Zhongguancun, Beijing, 100190, China
    Nanoscale 3:5059-66. 2011
    ..This simple and economic approach opens up a new window for the portable, quick, and ultra-sensitive detection of lead ions...
  46. doi request reprint Distribution of copper, cadmium, and lead in soils from former industrialized urban areas of Beijing, China
    Wei Luo
    State Key Lab of Urban and Regional Ecology, Research Center for Eco Environmental Sciences, Chinese Academy of Sciences, Beijing, China
    Bull Environ Contam Toxicol 82:378-83. 2009
    ..Concentrations of Cu and Pb were greatest at a depth of 0-80 cm, and exceeded the regional concentrations. Concentrations of Cd, Cu, and Pb at some industrial sites would necessitate active remedial actions...