Journal of Geochemical Exploration

Article	Citations
Editorial Board	104
Spatial heterogeneity and driving factors of temperature sensitivity of soil respiration (Q10) at national scale	97
Valorization of sulfide rich tailings with nature-based solutions for pasture lands	93
Application of portable X-ray and micro-X-ray fluorescence spectrometry to characterize alteration and mineralization within various gold deposits hosted in southern New Brunswick, Canada	80
Numerical simulation-based targeting of the Au mineralization within the Hongbu Altered Rock type gold deposit, Eastern Shandong Peninsula, China	80
Potential contamination of stream waters by ultramafic mining sediments: Identification of geochemical makers (New Caledonia)	66
Use of porphyry indicator zircons (PIZs) in the sedimentary record as an exploration tool for covered porphyry copper deposits in the Atacama Desert, Chile	49
Mineral chemistry in apatite from heavy mineral concentrate samples as a prospecting tool for carbonatites in the Angico dos Dias region, BA/PI border, Brazil	43
Mineral exploration and regional surface geochemical datasets: An anomaly detection and k-means clustering exercise applied on laterite in Western Australia	42
Mineralogy and geochemistry of altered Emeishan basaltic volcaniclastics with respect to their critical element mineralization	41
Incorporation of geological constraints and semivariogram scaling law into geostatistical modeling of metal contents in hydrothermal deposits for improved accuracy	41
Editorial Board	40
New insights into the origin and depositional setting of the Haerdaban Pb Zn deposit, Chinese western Tianshan: Evidence from geology, chert geochemistry, and detrital zircon U Pb geochronology	34
Geothermometrical calculations of thermal waters affected by secondary processes: The case of Sierra Elvira (Spain)	32
Fractional precipitation of copiapite-halotrichite efflorescent salts on Au Cu mine tailings under semi-arid climates in northern Chile	32
Isotopic study (U Pb, Sm Nd, and Pb Pb) of rocks and auriferous mineralizations from the Volta Grande do Xingu deposits, Bacajá Domain, Amazonian craton	32
A high-performance extreme gradient boosting outlier detection framework for integrating the outputs of diverse anomaly detectors for detecting mineralization-related geochemical anomalies	31
The difference in hydrochemical characteristics of geothermal water between the eastern and western parts of the Wugongshan area and its genetic mechanism	30
Distribution dynamics and health risks of polyaromatic hydrocarbons and heavy metals in the anthropogenically impacted Omi-Asoro Stream, Nigeria	29
Modelling geochemical indices from hyperspectral drill core data from the Eucla Basin basement	29
New near-mine prospecting approach using multivariate analysis and reflectance spectroscopy to define surface footprint: A case study of the Pequizão Gold Deposit, Crixás Greenstone Belt, Central Braz	29
Utilizing thiourea-modified biochars to mitigate toxic metal pollution and promote mustard (Brassica campestris) plant growth in contaminated soils	28
Magnetite chemistry of the Sarkuh Porphyry Cu deposit, Urumieh–Dokhtar Magmatic Arc (UDMA), Iran: A record of deviation from the path sulfide mineralization in the porphyry copper systems	28
The efficiency of fractal techniques in geochemical anomaly delineation within BLEG and <180 μm stream sediments in Western Turkey	27
Mineralized-anomaly identification based on potential-enhanced positive-unlabeled bagging: A case study from Guangxi gold ore province	26

Mineral prediction research using the Geology-based Cyclic Adversarial Network for Anomaly Detection	26
Fluctuations of trace elements and Sr isotopes of the multi-stage scheelite in the reduced polymetallic Yupo tungsten skarn deposit, South China: Implications for ore-forming process	25
Geological mapping of basalt using stream sediment geochemical data: Case study of covered areas in Jining, Inner Mongolia, China	24
Influence of monsoon season on heavy metal composition of Hooghly River estuary sediments, West Bengal, India	24
Defining urban soil geochemical backgrounds: A review for application to the French context	24
Mercury in the natural environment: Biogeochemical cycles and associated health risks	23
New views on Somma Vesuvius subvolcanic system and on mechanism that could increase eruption explosivity by a review and immiscibility in melt inclusions	23
Two-stage Cu Pb Zn mineralization of the Baoshan deposit in southern Hunan, South China: Constraints from zircon and pyrite geochronology and geochemistry	23
Single particle inductively coupled plasma mass spectrometry: A new method to detect geochemical anomalies in stream sediments	23
Diffuse emission of CO2 from the Langjiu Geothermal Field, Western Tibet	23
Deep epithermal Au mineralization at Tuanjiegou, northeast China	23
Application of self-organizing map (SOM) and K-means clustering algorithms for portraying geochemical anomaly patterns in Moalleman district, NE Iran	23
Apatite-rich zones in the Uppermost Upper Zone, Northern Limb, Bushveld Complex: Possible non-conventional source of REE and TiO2	22
Geochemical and isotopic characterization of the shallow aquifers from the Mugello Basin (Tuscany, central Italy): Implications for assessing a monitoring network in a seismically active area	22
Simultaneous combined XRF-XRD analysis of geological sample: New methodological approach for on-site analysis on New-Caledonian Ni-rich harzburgite	21
Mineralogy and environmental geochemistry of copper slag from Butte, Montana	21
Characterization of metal-bearing nanoparticles observed in loess-covered terrain: Implications for prospecting	20
Global carbon dioxide output of volcanic lakes in the Azores archipelago, Portugal	20
Sulfur isotope and trace element geochemistry of sulfides from the unique Yaojialing Zn-Au-Cu deposit, Lower Yangtze River Metallogenic Belt, China: Implications for ore-forming process and exploratio	20
Mineralogy, geochemistry and mineralization of iron ore deposition in NW Sanandaj-Sirjan Geological Zone: A futuristic review based on a representative case study	20
Editorial Board	20
Building geochemical vectors with trace element compositions of sulfides in orogenic gold mineral systems in northern Finland	20
Assessment of depth wise distribution, enrichment, contamination, ecological risk and sources of soil heavy metals over an Industrial area in Southern India	19
Contamination characteristics of uncultivated arable lands and health risk warning based on the predicted heavy metal content in rice—Dongting Lake Basin, China	19
Laser Induced Breakdown Spectroscopy (LIBS) for whole rock geochemistry	19
Fluid inclusion constraint on sulfide precipitation in wolframite-quartz veins: A case study of the giant Dajishan W polymetallic deposit, South China	19
Rhenium in molybdenite from Mo (-Cu) deposits in northeastern China	18
A systematic review on assessment of heavy metals toxicity in freshwater fish species: Current scenario and remedial approaches	18
Magmatic-hydrothermal evolution of the Dangba rare-metal granitic pegmatites in the Songpan–Ganzê orogenic belt, Eastern Tibet: Insights from muscovite and columbite-group minerals	17
Combining hydrogeochemistry, statistics and explorative mapping to estimate regional threshold values of trace elements in groundwater (Sardinia, Italy)	17
Formation of uranium-, vanadium- and chromium-bearing reduction spheroids in karst bauxite of the Unterlaussa mining district (Austria)	17
The impact of buried historical copper slags on contemporary soil contamination	17
Arsenic, selenium, and mercury speciation in hypersaline lakes of the Andean Altiplano: Link between extreme levels and biodiversity repartition	17
Editorial Board	17
The Lac à l'Orignal phosphate deposit and constraints on high-quality phosphatic ore in massif-type anorthosite, Grenville Province, Canada	17
Early Cretaceous Ningguo-Guangde weakly fractionated I-type granitoids, Jiangnan tungsten belt, China: Implications for petrogenesis and W Mo mineralization	17
Recycled mantle source for porphyry mineralization: U−Pb and Re−Os geochronology, and S–Pb–Cu isotopic constraints from the Urumieh-Dokhtar magmatic arc, central Iran	16
Genesis of altered slate type ores in the Huangjindong gold deposit, Jiangnan Orogenic Belt, South China	16
Mineralogy, geochemistry, and petrogenesis of iron oxide-apatite ores in the Bafq mining district, Central Iran: Proposed a new tectonic setting for mineralization	16
Identification of geochemical anomalies related to mineralization: A case study from porphyry copper deposits in the Qulong-Jiama mining district of Tibet, China	16
Immobilization of Pb and Zn leached from mining residue materials in Kabwe, Zambia: Performance of calcined dolomite in column experiments	15
Predicting heavy metal contents by applying machine learning approaches and environmental covariates in west of Iran	15
A Comparative study of the mineral composition of Macrotermes and Cubitermes termite mounds in Lualaba, D.R. Congo: Contribution to strategic prospecting for Cu and Co deposits	15
Empirical mode decomposition and power spectrum filtering for detection of frequency channels related to multi-scale geochemical anomalies: Metal exploration targeting in Moalleman district, NE Iran	15
Evaluating Sn mineralization potential at the Haobugao skarn Zn–Pb deposit (NE China) using whole-rock and zircon geochemistry	15
Geochemistry of scandium in pelagic sediments from the Pacific Ocean: Implication to the resource assessment of deep-sea REE-rich mud	15
Unraveling the early Paleozoic tectonic history of the South Qinling Belt: Evidence from geochronology, geochemistry, and Sm-Nd isotopes of meta-sedimentary rocks	15
Locating terrane boundaries in South China with big geochemical data mining	15
Secondary mineral formation and trace-element reservoirs in weathered waste rock: Integration of quantitative mineralogy and conventional mineralogical techniques	15
Improving spatial interpolation for anomaly analysis in presence of sparse, clustered or imprecise data sets	15

Genesis of the Hatu gold deposit: Constrained by in situ S Pb isotope geochemistry of pyrite	15
Nature and genesis of the Zaglic Au deposit, NW Iran: Constraints from geochemical studies	15
Predictive assessment of metallogenic signatures using the DataBase Querying (DBQ) method: A European application	15
Trace element geochemistry of sphalerite and chalcopyrite in arc-hosted VMS deposits	15
Tracking geochemical signatures of rare earth and trace elements in spring waters and outcropping rocks from the hidden geothermal system of Acoculco, Puebla (Mexico)	14
High-resolution mapping and multivariate technique (factor analysis) to support hydrogeochemical analysis and identification of surface water contamination	14
Multistage hydrothermal fluids evolution and precipitation mechanism of the Hongshi Cu deposit in Eastern Tianshan, NW China: Insights from cathodoluminescence, fluid inclusions, trace elements of qua	14
Is the pathway length of sediments relevant to assess the background value in stream sediment geochemical exploration?	14
Geochemistry, geochronology and Fe-Mg-S isotopic composition of the Liaoshang gold deposit, Jiaodong Peninsula, China: Implications for ore-forming processes and mineral exploration	14
REE mineralization related to weathering of the late Permian Emeishan basalts	14
Deciphering the ore-forming process of Sb-W deposits through scheelite and stibnite trace element geochemistry	14
Fluid and mineral inclusions of charoitite deposit in the Murun alkaline-carbonatite complex, Eastern Siberia, Russia	14
Carbonatisation and overprinting mineralisation in Siah-Kamar porphyry molybdenum deposit, NW Iran	13
Characterization of lead and zinc in catchment sediments and their relationship with lead‑zinc mineralization from the Sino–Mongolian border region	13
Evaluation of bioaccumulation and toxicity of Tubifex tubifex exposed to contaminated river sediment by potentially toxic elements — A case study of the Middle Black Sea, Turkey	13
Kinetic studies on arsenic release from geogenically enriched soils under oxidized and reduced conditions	13
Genesis of the Carboniferous karstic bauxites in Qingzhen region, central Guizhou, southwest China	13
Machine learning prediction of health risk and spatial dependence of geogenic contaminated groundwater from the Hetao Basin, China	13
Evaluating the application of texture and chemistry of detrital tourmaline as an indicator of porphyry Cu mineralization: A case study from the Casino porphyry Cu-Au-Mo deposit, Yukon, Canada	13
Geochemical characterization of surface sediments from the Ridracoli reservoir area and surroundings, Italy. Details on bulk composition and grain size	13
Editorial Board	13
Zircon and cassiterite U-Pb geochronology and petrochemical characteristics of early Tertiary tin mineralization at Mayo Darlé, Cameroon Volcanic Line	13
Flux measurements of gaseous elemental mercury (GEM) from the geothermal area of “Le Biancane” natural park (Monterotondo Marittimo, Grosseto, Italy): Biogeochemical processes controlling GEM emission	12
Differentiating Triassic W–Sn ore-bearing and ore-free plutons in the Xitian Ore Field (South China) using apatite geochemistry	12
Patterns and forms of copper and cobalt in Macrotermes falciger mounds of the Lubumbashi area, DR Congo	12
Mixed crustal-mantle source of porphyry Cu-Mo deposits of the Urals: Pyrite trace element geochemistry and Pb – S isotope data	12
Distribution and fractionation of Rare Earths (La Lu, Sc, Y) and other critical metals in bauxite residues: addressing the profitability of the red muds stored at the Porto Vesme disposal site, Sardin	12
Meteorological variables and PM10 exceedances effect on aerosol particles in a low emission zone using compositional data analysis	12
Sphalerite as a record of metallogenic information using multivariate statistical analysis: Constraints from trace element geochemistry	12
Geochemical mapping by stream sediments of the NW portion of Quadrilátero Ferrífero, Brazil: Application of the exploratory data analysis (EDA) and a proposal for generation of new gold targets in Pit	12
Genesis of the Mount Colin Cu-Au deposit, NW Queensland: Evidence from geology, multi-mineral U–Pb geochronology, S-, O- and C-isotope constraints	12
Mineral prospectivity mapping using machine learning techniques for gold exploration in the Larder Lake area, Ontario, Canada	12
How do non-deposit sites influence the performance of machine learning-based gold prospectivity mapping? A study case in the Pitangui Greenstone Belt, Brazil	12
Cell-wise robust covariance estimation for compositions, with application to geochemical data	12
Deciphering dissolved load geochemistry of the Upper Ganga Basin: Natural weathering vs human impact	12
Mapping geochemical domains using stream sediment geochemistry: An approach based on compositional indicators in the Volturno River basin (South Italy)	12
Geology and geochemistry of gold mineralization at the Namicupo prospect, Mozambique Belt, northeastern Mozambique	12
Mineralogy, geochemistry, and S isotope investigation of seafloor massive sulfides from the Yunzang hydrothermal field, South Atlantic Ridge	11
Geochemistry of the Oligocene-hosted manganese ores and the host sediments in the Thrace Basin, Türkiye: Implications for genesis and exploration of the Paratethyan Mn deposits	11
Hydrothermal high field strength element enrichment in the Bükk Mts. (NE Hungary)	11
Editorial Board	11
Trace element signatures of uraninite controlled by fluid-rock interactions: A case study from the Eastern Moldanubicum (Bohemian Massif)	11
The contribution of persistent organic pollutants to the environmental changes in Campania region, Italy: Results from the Campania Trasparente project	11
Regolith-hosted rare earth exploration in the Chilean Coastal Range of the Central Andes	11
High temperature wall-rock alteration zoning in the Sanjin deposit, Hishikari gold mine, Japan: Implication for exploration of mature mining districts	11
Metallogenic model of the carboniferous karst bauxites in Central Guizhou Province, Southwest China	11
Mineralogy and geochemistry of platinum-group elements in the zoned mafic-ultramafic intrusions of the Uralian Platinum belt, Russia	11
Iron and magnesium isotope geochemistry in hydrothermal uranium ore systems: Insights from the Bong Deposit, Canada	11
Fractal modeling for geochemical data of deep-sea surface sediments: A case study from Zhongsha Island, Southern China Sea	10
Cobalt-bearing copper slags from Luanshya (Zambian Copperbelt): Mineralogy, geochemistry, and potential recovery of critical metals	10
Relationship between distribution of iodine in soil and iodine deficiency disorders (IDD) in China	10
The genesis of hydrothermal veins in the Aukam valley SW Namibia– A far field consequence of Pangean rifting?	10
Exploratory functional data analysis of multivariate densities for the identification of agricultural soil contamination by risk elements	10
Characterization and stable isotopic fingerprinting of mine seepage in hyperarid environments: An example of the Namib Lead & Zinc mine, Namibia	10
Experimental weathering of historical slags exposed to rhizosphere-like organic acids and various pH conditions	10
Insights into the skarn Cu mineralization processes of an intracontinental setting: A case study of the Xiaohekou deposit, southern Qinling Orogen, China	10
Lithogeochemical and isotopic characterization of Devonian molybdenite mineralization in the Pabineau Falls Granite, northeastern New Brunswick, Canada	10
Predictive lithological mapping based on geostatistical joint modeling of lithology and geochemical element concentrations	10
Principal component analysis and K-means clustering as tools during exploration for Zn skarn deposits and industrial carbonates, Sala area, Sweden	10
Geological, geophysical and surface geochemical guides for gold exploration in the Falémé Volcanic Belt, West African Craton, Senegal	10
Handheld LIBS contribution to quantify critical elements during mining operations: The Beauvoir granite case study	10
A new version of the Langelier-Ludwig square diagram under a compositional perspective	10
Mineral exploration model for Lhasa Area, eastern Gangdese metallogenic belt: Based on knowledge-driven compositional data analysis and catchment basin division	10
Cuckoo optimization algorithm for support vector regression potential analysis: An example from the Granites-Tanami Orogen, Australia	9
Global distribution and sources of uranium and fluoride in groundwater: A comprehensive review	9
Polycyclic aromatic hydrocarbons (PAHs) in the surficial sediments of the Abadan freshwater resources − Northwest of the Persian Gulf	9
Occurrence, source, and enrichment process of cobalt from the Heiniudong metasedimentary rock-hosted stratiform Cu-Co polymetallic deposit, western Sichuan, China	9
Concentrations and spatial distribution of chlorine in the pedosphere in China: Based on the China Geochemical Baselines Project	9
Zinc isotopes revealed the role of ore-hosting carbonate rocks in the formation of MVT deposits: A case study of the Huize Pb Zn deposit, SW China	9
BWM-MARCOS: A new hybrid MCDM approach for mineral potential modelling	9
Solving geological mixing problems with Bayesian tracer models: A demonstration of the method applied to Carlin-type pyrite	9
Statistical self-similarity of detrital zircon U-Pb ages reveals sedimentary provenance: A case study from the Chinese Loess Plateau	9
Syenite mapping and prediction of geochemical Na versus K signatures: A novel remote sensing approach and implications for mineral resources	9
Corrigendum to “Molybdenum and gold distribution variances within Iranian copper porphyry deposits” [J. Geochem. Explor. 261 (June 2024) 107471]	9
Unconformity-related mineralization and fluid transfers in the northern Aquitaine Basin (France) revealed by fluid inclusions and S-Sr isotopes studies	9
An enhanced strategy for geo-exploratory data analysis to facilitate the discovery of new mineral deposits	9
Handheld LIBS analysis for in situ quantification of Li and detection of the trace elements (Be, Rb and Cs)	9
Hydrochemical properties of groundwater and land use and land cover changes impact on agricultural productivity: An empirical observation and integrated framework approaches	8
Indicator element selection and lithological mapping using deep learning methods in the Dahongliutan area, NW China	8
Primary geochemical haloes and alteration zoning applied to gold exploration in the Zarshuran Carlin-type deposit, northwestern Iran	8

Assessment of herbaceous ornamental plant species as potential remediation agents for cadmium contaminated environments	8
Geochemistry and U-Pb dating of the Yahyalı pluton and associated skarn occurrences, SW Kayseri (Central Türkiye): Geodynamic significance and relation to mineralization	8
Characterizing groundwater recharge sources within reduced pumped aquifers in the Heilonggang region, North China Plain	8
Molybdenite Re-Os geochronology and conditions of formation of potassic and sodic-calcic alteration associated with the Plaka porphyry Mo-Cu system, Lavrion, Greece	8
Uptake and toxicity of heavy metals: The protective frontiers of metal binding proteins	8
Fluid origins and ages of Au mineralization of the Hosen 8-2 vein, Hishikari deposit, Kagoshima, Japan	8
Late-magmatic processes in the St. Lawrence Granite: Implications for fluorite mineralization	8
Geochemical and mineralogical characterization of acid sulfate soils in Luleå, northern Sweden	8
In-situ trace elements and sulfur isotopic analyses of stibnite: Constraints on the genesis of Sb/Sb-polymetallic deposits in southern China	8
3DU–TA: A new multifractal model involving surface topography for separation of geochemical anomalies	8
Late mesozoic exhumation of silurian – Devonian and permian Ni-Co sulfide deposits in the East Kunlun orogenic belt: Constraints from zircon fission track ages	8
Recognition and incorporation of mineralization-efficient fault systems to produce a strengthened anisotropic geochemical singularity	8
Geochemical studies of snow over mineral accumulations under conditions of their overlap by sedimentary rocks of the platform cover	8
Understanding scandium leaching from bauxite residues of different geological backgrounds using statistical design of experiments	8
Quantifying excess heavy metal concentrations in drainage basins using conservative mixing models	8
Hierarchical clustering and compositional data analysis for interpreting groundwater hydrogeochemistry: The application to Campi Flegrei volcanic aquifer (south Italy)	7
Hydrothermal lead-zinc-copper mineralizations in sedimentary rocks of Northern Apennines (Italy)	7
Transfer learning and siamese neural network based identification of geochemical anomalies for mineral exploration: A case study from the Cu Au deposit in the NW Junggar area of northern Xinjiang Prov	7
Insights into the indium enrichment of the Ashele VMS Cu-Zn deposit, Altay, NW China	7
A data augmentation approach to XGboost-based mineral potential mapping: An example of carbonate-hosted Zn Pb mineral systems of Western Iran	7
Spatio-temporal variations in groundwater quality in the parts of South-western Punjab, India	7
Mineral exploration using trace element composition of pyrite grains from till: A case study from the Petäjäselkä Au occurrence, northern Finland	7
Mapping of geological complexity and analyzing its relationship with the distribution of gold deposits in the Guangxi Gold Ore Province, Southern China	7
Mapping geochemical anomalies using angle-based outlier detection approach	7
Late Jurassic epithermal mineralization of Shitouban Au deposit, Dehua-Youxi area, southeast China: Quartz Rb Sr dating, fluid inclusions, and H-O-S-Pb-Sr isotope analyses	7
Relationships between hydrogeochemistry and diatoms in acid mine drainage affected media: The case of Iberian pyrite belt; functioning models for an all metallogenetic province	7
Geology, geochemistry and mineralogy of indium resources at Pitkäranta Mining District, Ladoga Karelia, Russia	7
The behavior of the rare earth elements and yttrium in groundwaters of the Holy Cross Mountains, SE Poland	7
Background levels of DTPA-extractable trace elements in calcareous soils and prediction of trace element availability based on common soil properties	7
The microbial impact on U, Pu, Np, and Am immobilization on aquifer sandy rocks, collected at the deep LRW injection site	7
Trace metal element pollution in media from the abandoned Pb and Zn mine of Lakhouat, Northern Tunisia	7
Hydrothermal alteration and geochemical proximity indicators to ore at the Metsämonttu Zn–Pb–Cu–Au–Ag deposit, Uusimaa belt, southern Finland	7
Uranium mineralization in the Thrace Basin, NW Türkiye: Evidence from radiation-induced defects in detrital quartz and synchrotron XRF/XANES analysis	7
Multi-stage magma emplacement in the western end of the Jinchuan Ni Cu sulfide deposit, NW China, and mineral exploration strategy based on exploration data	7
Editorial Board	7
Distinguishing IOCG and IOA deposits via random forest algorithm based on magnetite composition	7
Geochemical prospectivity mapping using compositional balance analysis and multifractal modeling: A case study in the Jinshuikou area, Qinghai, China	7
CO2 storage in carbonate rocks: An experimental and geochemical modeling study	7
Geochemical characteristics of uranium-rich dispersed organic matter and their geological significance for uranium mineralization: A case study from the Ordos Basin	7
Geochemistry of sulfides from massive carbonate replacement type tin ore at Gaofeng, Dachang orefield: Insights into precipitation conditions and enrichment of critical metals	7
Source, distribution patterns and resources potential of selenium in soil of north Pakistan: Revealed by a national-scale geochemical mapping	7
Annual net input fluxes of cadmium in paddy soils in karst and non-karst areas of Guangxi, China	7
Multivariate analysis of dilution-corrected residuals to improve the interpretation of geochemical anomalies and determine their potential sources: The Mingardo River case study (Southern Italy)	7
Cs-134 in soils of the Western Canary Islands after the Chernobyl nuclear accident	7
Two decades of heavy metal fluctuations in wastewater sludge in Lithuania with evolving trends and implications for treatment efficiency	7
Geochemical, geostatistical and time series analysis techniques as a tool to achieve the Water Framework Directive goals: An example from Piedmont region (NW Italy)	7
Corrigendum to “The mineralogy and geochemistry of the Pirashkaft bauxite, Zagros belt, Iran: New inferences on the paleo-climate at the time of formation and on the nature of the parent rock” [J. Geo	7
Occurrence and formation of environmentally persistent free radicals in incineration and their impact on soil and water	7