Abbas T, Rizwan M, Ali S, Adrees M, Mahmood A, Zia-Ur-Rehman M, Ibrahim M, Arshad M, Qayyum MF. 2018. Biochar application increased the growth and yield and reduced cadmium in drought-stressed wheat grown in aged contaminated soil. Ecotoxicol Environ Saf 148: 825-833. DOI: 10.1016/j.ecoenv.2017.11.063.

Alengebawy A, Abdelkhalek ST, Qureshi SR, Wang MQ. 2021. Heavy metals and pesticides toxicity in agricultural soil and plants: Ecological risks and human health implications. Toxics 9 (3): 42. DOI: 10.3390/toxics9030042.

Angon PB, Islam MS, Das A, Anjum N, Poudel A, Suchi SA. 2024. Sources, effects and present perspectives of heavy metals contamination: Soil, plants and human food chain. Heliyon 10 (7): e28357. DOI: 10.1016/j.heliyon.2024.e28357.

Balaji MS, Jitendra K, Arumugam E, Sethupathi BP. 2023. State of the art on challenges for friction material manufacturers–raw materials, regulations, environmental, and NVH aspects. Proc Institution Mechanical Eng Part J: J Eng Tribol 237 (4): 926-942. DOI: 10.1177/13506501221135071.

Barber RG, Grenier ZA, Burkhead JL. 2021. Copper toxicity is not just oxidative damage: Zinc systems and insight from Wilson disease. Biomedicines 9 (3): 316. DOI: 10.3390/biomedicines9030316.

Barbieri M. 2016. The importance of Enrichment Factor (EF) and Geoaccumulation index (Igeo) to evaluate the soil contamination. J Geol Geophys 5 (1): 1-4. DOI: 10.4172/2381-8719.1000237.

Barjoee SS, Abadi SZM, Elmi MR, Varaoon VT, Nikbakht M. 2021. Using modified pollution indices to evaluate trace elements pollution in deposited dust on residential areas and agricultural lands around Pb/Zn mineral areas. J Environ Health Sci Eng 19 (1): 753-769. DOI: 10.1007/s40201-021-00643-8.

Benson NU, Adedapo AE, Fred-Ahmadu OH, Williams AB, Udosen ED, Ayejuyo OO, Olajire AA. 2018. A new method for assessment of sediment-associated contamination risks using multivariate statistical approach. MethodsX 5: 268-276. DOI: 10.1016/j.mex.2018.03.005.

Bern CR, Walton-Day K, Naftz DL. 2019. Improved enrichment factor calculations through principal component analysis: Examples from soils near breccia pipe uranium mines, Arizona, USA. Environ Pollut 248: 90-100. DOI: 10.1016/j.envpol.2019.01.122.

Canadian Council of Ministers of the Environment. 2022. Soil Quality Guidelines for the Protection of Environmental and Human Health. Available online: https://ccme.ca/en/results/123,9,12,71,124, 139,229,61,129/ch/4 [Accessed on 28 September 2022].

Carating RB, Galanta RG, Bacatio CD. 2014. The Soils of the Philippines. Springer Science & Business. DOI: 10.1007/978-94-017-8682-9.

Chowdhary P, Bharagava RN, Mishra S, Khan N. 2020. Role of industries in water scarcity and its adverse effects on environment and human health. Environmental concerns and sustainable development: Volume 1: Air, water and energy resources, 235-256. DOI: 10.1007/978-981-13-5889-0_12.

Dat ND, Nguyen VT, Vo TD, Bui XT, Bui MH, Nguyen LSP, Nguyen XC, Tran AT, Nguyen TT, Ju YR, Huynh TM, Nguyen DH, Bui HN, Lin C. 2021. Contamination, source attribution, and potential health risks of heavy metals in street dust of a metropolitan area in Southern Vietnam. Environ Sci Pollut Res Intl 28 (36): 50405-50419. DOI: 10.1007/s11356-021-14246-1.

de Deckere E, De Cooman W, Leloup V, Meire P, Schmitt C, von der Ohe PC. 2011. Development of sediment quality guidelines for freshwater ecosystems. J Soils Sediments 11: 504-517. DOI: 10.1007/s11368-010-0328-x.

Dewi T, Martono E, Hanudin E, Harini R. 2021. research article source identification and spatial distribution of heavy metal concentrations in shallot fields in Brebes Regency, Central Java, Indonesia. Appl Environ Soil Sci 2021 (1): 3197361. DOI: 10.1155/2021/3197361.

Dominech S, Albanese S, Guarino A, Yang S. 2022. Assessment on the source of geochemical anomalies in the sediments of the Changjiang river (China), using a modified enrichment factor based on multivariate statistical analyses. Environ Pollut 313: 120126. DOI: 10.1016/j.envpol.2022.120126.

Emenike PC, Tenebe IT, Neris JB, Omole DO, Afolayan O, Okeke CU, Emenike IK. 2020. An integrated assessment of land-use change impact, seasonal variation of pollution indices, and human health risk of selected toxic elements in sediments of River Atuwara, Nigeria. Environ Pollut 265 (Pt B): 114795. DOI: 10.1016/j.envpol.2020.114795.

Fussell JC, Franklin M, Green DC, Gustafsson M, Harrison RM, Hicks W, Kelly FJ, Kishta F, Miller MR, Mudway IS, Oroumiyeh F. 2022. A review of road traffic-derived non-exhaust particles: emissions, physicochemical characteristics, health risks, and mitigation measures. Environ Sci Technol 56 (11): 6813-6835. DOI: 10.1021/acs.est.2c01072.

Giles J, Macandog PB, Sova C, Seriño MN, Ruales JH, Enerlan WC, Palao LK, Balanza JG, Hildebrand J, Grosjean G. 2019. Climate-resilient agriculture in the Philippines: Climate risk profile, Visayas. International Center for Tropical Agriculture (CIAT); Department of Agriculture - Adaptation and Mitigation Initiative in Agriculture, Government of the Philippines; The Food and Agriculture Organization of the United Nations (FAO). Manila, Philippines.

Gao B, Han L, Hao H, Zhou H. 2016. Pollution characteristics of mercury (Hg) in surface sediments of major basins, China. Ecol Indicators 67: 577-585. DOI: 10.1016/j.ecolind.2016.03.031.

Goh TA, Ramchunder SJ, Ziegler AD. 2022. Low presence of potentially toxic elements in Singapore urban garden soils. CABI Agric Biosci 3 (1): 60. DOI: 10.1186/s43170-022-00126-2.

Hakanson L. 1980. An ecological risk index for aquatic pollution control. A sedimentological approach. Water Res 14 (8): 975-1001. DOI: 10.1016/0043-1354(80)90143-8.

Hammond J, Maher BA, Gonet T, Bautista F, Allsop D. 2022. Oxidative stress, cytotoxic and inflammatory effects of urban ultrafine road-deposited dust from the UK and Mexico in human epithelial lung (Calu-3) cells. Antioxidants 11 (9): 1814. DOI: 10.3390/antiox11091814.

Hembrom S, Singh B, Gupta SK, Nema AK. 2020. A comprehensive evaluation of heavy metal contamination in foodstuff and associated human health risk: A global perspective. Contemporary environmental issues and challenges in era of climate change, 33-63. DOI: 10.1007/978-981-32-9595-7_2.

Hu J, Lin B, Yuan M, Lao Z, Wu K, Zeng Y, Liang Z, Li H, Li Y, Zhu D, Liu J, Fan H. 2019. Trace metal pollution and ecological risk assessment in agricultural soil in Dexing Pb/Zn mining area, China. Environ Geochem Health 41 (2): 967-980. DOI: 10.1007/s10653-018-0193-x.

Hu X, Wei X, Ling J, Chen J. 2021. Cobalt: An Essential Micronutrient for Plant Growth? Front Plant Sci 12: 768523. DOI: 10.3389/fpls.2021.768523.

Jaishankar M, Tseten T, Anbalagan N, Mathew BB, Beeregowda KN. 2014. Toxicity, mechanism, and health effects of some heavy metals. Interdiscip Toxicol 7 (2): 60-72. DOI: 10.2478/intox-2014-0009.

Kaur M, Bhatti SS, Katnoria JK, Nagpal AK. 2021. Investigation of metal concentrations in roadside soils and plants in urban areas of Amritsar, Punjab, India, under different traffic densities. Environ Monit Assess 193 (4): 222. DOI: 10.1007/s10661-021-09001-5.

Khan YK, Shah MH. 2023. Sequential extraction of selected metals to assess their mobility, pollution status and health risk in roadside soil. Environ Monit Assess 195 (5): 552. DOI: 10.1007/s10661-023-11129-5.

Kun Z, Yankun C, Wende C, Peihao P. 2023. Source identification and spatial distribution of heavy metals in soil of central urban area of Chongqing, China. Soil Sediment Contam 32 (6): 771-788. DOI: 10.1080/15320383.2022.2141684.

Ladigbolu LA, Balogun KJ. 2011. Distribution of heavy metals in sediments of selected streams in Ibadan metropolis, Nigeria. Intl J Environ Sci 1 (6): 1186-1191.

Li Z, Ma Z, van der Kuijp TJ, Yuan Z, Huang L. 2014. A review of soil heavy metal pollution from mines in China: Pollution and health risk assessment. Sci Total Environ 468-469: 843-853. DOI: 10.1016/j.scitotenv.2013.08.090.

Lison D. 2022. Cobalt. In Handbook on the Toxicology of Metals (pp. 221-242). Academic Press. DOI: 10.1016/B978-0-12-822946-0.00008-8.

Lucena-Valera A, Ruz-Zafra P, Ampuero J. 2023. Wilson's disease: overview. Medicina Clínica (English Edition) 160 (6): 261-267. DOI: 10.1016/j.medcle.2022.12.004.

MacDonald DD, Dipinto LM, Field J, Ingersoll CG, Lvong ER, Swartz RC. 2000a. Development and evaluation of consensus?based sediment effect concentrations for polychlorinated biphenyls. Environ Toxicol Chem 19 (5): 1403-1413. DOI: 10.1002/etc.5620190524.

MacDonald DD, Ingersoll CG, Berger TA. 2000b. Development and evaluation of consensus-based sediment quality guidelines for freshwater ecosystems. Arch Environ Contam Toxicol 39 (1): 20-31. DOI: 10.1007/s002440010075.

Mahurpawar M. 2015. Effects of heavy metals on human health. Intl J Res Granthaalayah 530 (516): 1-7.

Mazurek R, Kowalska J, G?siorek M, Zadro?ny P, Józefowska A, Zaleski T, K?pka W, Tymczuk M, Or?owska K. 2017. Assessment of heavy metals contamination in surface layers of Roztocze National Park Forest soils (SE Poland) by indices of pollution. Chemosphere 168: 839-850. DOI: 10.1016/j.chemosphere.2016.10.126.

Miah MR, Ijomone OM, Okoh COA, Ijomone OK, Akingbade GT, Ke T, Krum B, da Cunha Martins A Jr, Akinyemi A, Aranoff N, Antunes Soares FA, Bowman AB, Aschner M. 2020. The effects of manganese overexposure on brain health. Neurochem Intl 135: 104688. DOI: 10.1016/j.neuint.2020.104688.

Mokhtarzadeh Z, Keshavarzi B, Moore F, Marsan FA, Padoan E. 2020. Potentially toxic elements in the Middle East oldest oil refinery zone soils: Source apportionment, speciation, bioaccessibility, and human health risk assessment. Environ Sci Pollut Res Intl 27 (32): 40573-40591. DOI: 10.1007/s11356-020-09895-7.

Muller G. 1969. Index of geoaccumulation in sediments of the Rhine River. Geojournal 2: 108-118.

Nguyen VT, Duy Dat N, Vo TD, Nguyen DH, Nguyen TB, Nguyen LS, Nguyen XC, Dinh VC, Nguyen TH, Huynh TM, Hoang HG. 2021. Characteristics and risk assessment of 16 metals in street dust collected from a highway in a densely populated Metropolitan Area of Vietnam. Atmosphere 12 (12): 1548. DOI: 10.3390/atmos12121548.

Nikolov B, Petrova S, Velcheva I, Angelov N, Valcheva E, Zapryanova P, Hristozova G, Varbanova E, Georgieva D, Stefanova V. 2020. Accumulation and mobile forms of some heavy metals in roadside urban soils. Proc CBU Nat Sci ICT 1: 66-72. DOI: 10.12955/pns.v1.123.

Nyiramigisha P. 2021. Harmful impacts of heavy metal contamination in the soil and crops grown around dumpsites. Rev Agric Sci 9: 271-282. DOI: 10.7831/ras.9.0_271.

Olarte JL, Besagas RL. 2019. Heavy metal concentrations in roadside soil of Cagayan de Oro City, Philippines. Intl J Biosci 14 (2): 190-196. DOI: 10.12692/ijb/14.2.190-196.

Pacle Decena SC, Sanita Arguelles M, Liporada Robel L. 2018. Assessing heavy metal contamination in surface sediments in an urban river in the Philippines. Pol J Environ Stud 27 (5): 1983-9-1995. DOI: 10.15244/pjoes/75204.

Prasad S, Yadav KK, Kumar S, Gupta N, Cabral-Pinto MMS, Rezania S, Radwan N, Alam J. 2021. Chromium contamination and effect on environmental health and its remediation: A sustainable approaches. J Environ Manage 285: 112174. DOI: 10.1016/j.jenvman.2021.112174.

Proshad R, Kormoker T, Islam MS, Chandra K. 2020. Potential health risk of heavy metals via consumption of rice and vegetables grown in the industrial areas of Bangladesh. Human Ecol Risk Assess: Intl J 26 (4): 921-943. DOI: 10.1080/10807039.2018.1546114.

Rahman MS, Saha N, Molla AH. 2014. Potential ecological risk assessment of heavy metal contamination in sediment and water body around Dhaka export processing zone, Bangladesh. Environ Earth Sci 71: 2293-2308. DOI: 10.1007/s12665-013-2631-5.

Rahman MS, Jolly YN, Akter S, Kamal NA, Rahman R, Choudhury TR, Begum BA. 2021. Sources of toxic elements in indoor dust sample at export processing zone (EPZ) area: Dhaka, Bangladesh; and their impact on human health. Environ Sci Pollut Res 28: 39540-39557. DOI: 10.1007/s11356-021-13167-3.

Sanders J. 2012. Monitoring Heavy Metals by Atomic Absorption Spectroscopy for Compliance with RoHS and WEEE Directives. Semicond Anal Environ Introd 1 (40): 1-6.

Sarinas BG, Gellada LD, Jamolangue EB, Teruñez MR. 2014. Assessment of heavy metals in sediments of Iloilo Batiano River, Philippines. Intl J Environ Sci Dev 5 (6): 543. DOI: 10.7763/IJESD.2014.V5.542.

Senoro DB, Monjardin CEF, Fetalvero EG, Benjamin ZEC, Gorospe AFB, de Jesus KLM, Ical MLG, Wong JP. 2022. Quantitative assessment and spatial analysis of metals and metalloids in soil using the geo-accumulation index in the Capital Town of Romblon Province, Philippines. Toxics 10 (11): 633. DOI: 10.3390/toxics10110633.

Shanker AK, Venkateswarlu B. 2011. Chromium: Environmental pollution, health effects and mode of action.

Sodango TH, Li X, Sha J, Bao Z. 2018. Review of the spatial distribution, source and extent of heavy metal pollution of soil in China: Impacts and mitigation approaches. J Health Pollut 8 (17): 53-70. DOI: 10.5696/2156-9614-8.17.53.

Somsunun K, Prapamontol T, Kuanpan T, Santijitpakdee T, Kohsuwan K, Jeytawan N, Thongjan N. 2023. Health risk assessment of heavy metals in indoor household dust in urban and rural areas of Chiang Mai and Lamphun Provinces, Thailand. Toxics 11 (12): 1018. DOI: 10.3390/toxics11121018.

Sun X, Fan D, Liu M, Tian Y, Pang Y, Liao H. 2018. Source identification, geochemical normalization and influence factors of heavy metals in Yangtze River Estuary sediment. Environ Pollut 241: 938-949. DOI: 10.1016/j.envpol.2018.05.050.

Tomlinson DL, Wilson JG, Harris CR, Jeffrey DW. 1980. Problem in heavy metals in estuaries and the formation of pollution index. Helgoländer Meeresuntersuchungen 33 (1-4): 566-575. DOI: 10.1007/BF02414780.

Unsal MH, Ignatavi?ius G, Valiulis A, Prokopciuk N, Valskien? R, Valskys V. 2024. Assessment of heavy metal contamination in dust in Vilnius schools: Source identification, pollution levels, and potential health risks for children. Toxics 12 (3): 224. DOI: 10.3390/toxics12030224

US EPA (Environmental Protection Agency). 2024. Regional Screening Levels (RSLs) for Chemical Contaminants at Superfund Sites.

Vineethkumar V, Sayooj VV, Shimod KP, Prakash V. 2020. Estimation of pollution indices and hazard evaluation from trace elements concentration in coastal sediments of Kerala, Southwest Coast of India. Bull Natl Res Cent 44: 196. DOI: 10.1186/s42269-020-00455-0.

WHO (World Health Organization). 1995. General Standard for Contaminants and Toxins in Food and Feed. CXS 193-1995.

WHO (World Health Organization). 2016. Guidelines on food fortification with micronutrients. Geneva: World Health Organization.

Xu W, Jin Y, Zeng G. 2024. Introduction of heavy metals contamination in the water and soil: A review on source, toxicity and remediation methods. Green Chem Lett Rev 17 (1): 2404235. DOI: 10.1080/17518253.2024.2404235.

Yadav A, Yadav PK. 2018. Pollution Load Index (Pli) of field irrigated with wastewater of mawaiya drain in naini suburbs of allahabad district. Curr World Environ 13 (1): 159. DOI: 10.12944/CWE.13.1.15.

Zhang G, Bai J, Zhao Q, Lu Q, Jia J, Wen X. 2016. Heavy metals in wetland soils along a wetland-forming chronosequence in the Yellow River Delta of China: Levels, sources and toxic risks. Ecol Indic 69: 331-339. DOI: 10.1016/j.ecolind.2016.04.042.

Zhang P, Pan X, Wang Q, Ge G, Huang Y. 2020. Toxic effects of heavy metals on the freshwater benthic organisms in sediments and research on quality guidelines in Poyang Lake, China. J Soils Sediments 20: 3779-3792. DOI: 10.1007/s11368-020-02700-5.