Showing 1,981 - 2,000 results of 3,984 for search '"pollutant"', query time: 0.06s Refine Results
  1. 1981

    Assessment of the Temporal and Spatial Variation of the Mercury Content of Lake Nokoué in Southern Benin Republic (West Africa) by Julien G. Adounkpe, N. B. Nadia Azon, Hermione W. Dégila, Peace Hounkpe, Robertson Amoussou

    Published 2021-01-01
    “…South of the lake, the sediments are extremely polluted (5 ≤ Igeo) and present a risk of frequent effects for the benthic species present.…”
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    Article
  2. 1982

    Unveiling the non-linear dynamics: quantile regression of financial development's impact on environmental degradation in BRICS and G7 nations by Fortune Ganda, Cristina Ruza

    Published 2025-01-01
    “…The EKC hypothesis does not find support in this study and there is a U-shaped link between growth and polluting emissions. These empirical findings contribute to a better understanding of the pollution-income-financial development nexus in the long-term and provide insight to the policymakers, regulatory bodies, financial intermediaries and investors aligned with sustainable development goals. …”
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    Article
  3. 1983

    Behavior and Distribution of Heavy Metals Including Rare Earth Elements, Thorium, and Uranium in Sludge from Industry Water Treatment Plant and Recovery Method of Metals by Biosurf... by Lidi Gao, Naoki Kano, Yuichi Sato, Chong Li, Shuang Zhang, Hiroshi Imaizumi

    Published 2012-01-01
    “…In addition, the removal/recovery process of heavy metals (Pb, Cr, and Ni) from the polluted sludge was studied with biosurfactant (saponin and sophorolipid) elution by batch and column experiments to evaluate the efficiency of biosurfactant for the removal of heavy metals. …”
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    Article
  4. 1984

    A review on modified ZnO for the effective degradation of methylene blue and rhodamine B by Ommy Madina Abdul Halim, Nur Hafikah Mustapha, Siti Najiha Mohd Fudzi, Rahil Azhar, Nur Izzati Nabilah Zanal, Nurul Fatihah Nazua, Abu Hassan Nordin, Mohammad Saifulddin Mohd Azami, Mohd Azlan Mohd Ishak, Wan Izhan Nawawi Wan Ismail, Zuliahani Ahmad

    Published 2025-01-01
    “…This study focuses on the photodegradation of two pollutants, Methylene Blue (MB) and Rhodamine B (RhB) utilizing various dopants on zinc oxide (ZnO) as the photocatalyst. …”
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    Article
  5. 1985

    Comparison of the Fractional Exhaled Nitric Oxide Levels in Adolescents at Three Schools Located Three Different Distances from a Large Steel Mill by Murat Acat, Yusuf Aydemir, Onur Yazıcı, Mahmut Turğut, Mustafa Çörtük, Murat Çakar, Zehra Yaşar, Sami Deniz, Erdoğan Çetinkaya

    Published 2017-01-01
    “…Exposure to ambient metals and air pollutants in urban environments has been associated with impaired lung health and inflammation in the lungs. …”
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    Article
  6. 1986

    Industrial Testing of a Hybrid Technology for Water Purification from the Oka River Using the Method of Charcoalization with Powdered Sorbent by A. A. Filimonova, A. Yu. Vlasova, N. B. Karnitsky, N. D. Chichirova, R. F. Kamalieva

    Published 2024-10-01
    “…Insufficiently purified and polluted wastewater is constantly discharged into water sources, the amount of which directly depends on the industrial development of the region. …”
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    Article
  7. 1987

    Effects of Illegal Solid Waste Dumping on the Structure of Soil Bacterial Communities: A Case Study in China by Jialiang Chen, Lulu Zhang, Lang Song, Mai Ye, Lin Wang, Bin Fan, Bin Li, Zetao Yang, Rongzhou Jin, Pu Jia

    Published 2024-12-01
    “…The results indicate that the diversity of soil bacteria decreases with an increase in the degree of pollution. The illegal dumping of slag resulted in an increase in the relative abundance of <i>Firmicutes</i> and a decrease in the relative abundance of <i>Acidobacteriota</i>. …”
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    Article
  8. 1988

    Environmental technology’s diminishing marginal returns: a study of green patents and emission reductions in China by Xiaoyu Yin, Baofeng Xu, Jia Li, Jingyi Wu

    Published 2025-02-01
    “…It explores the theoretical and empirical mechanisms influencing the efficacy of technology in reducing emissions, focusing on the non-linear characteristics of technological returns under equilibrium conditions.MethodsA socio-economic model integrating pollution discharge issues was developed to examine the marginal effects of emission reduction technology. …”
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    Article
  9. 1989

    Bottom-Up Approach Ship Emission Inventory in Port of Incheon Based on VTS Data by Hyangsook Lee, Hoang T. Pham, Maowei Chen, Sangho Choo

    Published 2021-01-01
    “…As a result of the rapid growth of international trade, atmospheric pollution from transportation has been more topical than ever, especially in dense hub port-cities. …”
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    Article
  10. 1990

    Modified Multiwalled Carbon Nanotubes for Treatment of Some Organic Dyes in Wastewater by M. I. Mohammed, Adnan A. Abdul Razak, Dhiyaa A. Hussein Al-Timimi

    Published 2014-01-01
    “…The effect of pH, contact time, CNTs dosage, and dyes concentration on removal of pollutants was studied. The removal percentage of both dyes was proportional to the contact time, CNTs dosage, and pH and inversely proportional to the dyes concentration. …”
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    Article
  11. 1991

    Assessment of Impacts of Wastewater Discharge in River Rwizi in Mbarara City. by Niwenyesiga, Dison

    Published 2024
    “…Globally, aquatic ecosystems are highly polluted. Over the past decades, increased human activity near surface water sources has adversely affected the water and ecological quality. …”
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    Thesis
  12. 1992

    Advancements and Innovations in Marine Fuel Technology by Liu Yimeng

    Published 2025-01-01
    “…However, it remains a non-renewable resource and still produces some pollution, making it a less-than-ideal solution for long-term sustainability. …”
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    Article
  13. 1993

    VSS Degradation Kinetics in High Temperature Aerobic Digestion and Microbial Community Characteristics by Yunfen Shi, Huimin Ren

    Published 2018-01-01
    “…Piggery wastewater is a kind of high concentration organic wastewater with high concentration of pollutants, large amount of emissions, and serious environmental pollution and is difficult to deal with. …”
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    Article
  14. 1994

    Experimental Investigation of Concrete Characteristics Strength with Partial Replacement of Cement by Hybrid Coffee Husk and Sugarcane Bagasse Ash by Muliye Tarekegn, Kabtamu Getachew, Goshu Kenea

    Published 2022-01-01
    “…Therefore, the study concludes that up to 10% replacement of cement by hybrid ash may be employed in concrete production, which in turn is used to minimize the cost of construction and environmental pollution by recycling waste coffee husk and sugarcane bagasse.…”
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    Article
  15. 1995

    Impact of war on the environment: ecocide by Yohannes Desalegn Wirtu, Umer Abdela

    Published 2025-02-01
    “…We categorized the findings based on specific environmental consequences, such as deforestation, biodiversity loss, and pollution. Additionally, we incorporated case studies from significant wars to illustrate patterns of ecocide. …”
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    Article
  16. 1996

    Stewardship Ecosystem Services Study Series: Assessing Forest Water Yield and Purification Ecosystem Services in the Lower Suwannee River Watershed, Florida by Sonia Delphin, Francisco J. Escobedo, Amr Abd-Elrahman, Alison E. Adams, Jackie Martin, Ronald Cademus

    Published 2014-02-01
    “…So, understanding the role of land use and forest cover and types, management practices, and conservation programs in reducing nutrient pollution will allow landowners, forest managers, and policy makers to make informed and better management decisions. …”
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    Article
  17. 1997

    Hydrological Modeling of the Jiaoyi Watershed (China) Using HSPF Model by Chang-An Yan, Wanchang Zhang, Zhijie Zhang

    Published 2014-01-01
    “…A watershed hydrological model, hydrological simulation program-Fortran (HSPF), was applied to simulate the spatial and temporal variation of hydrological processes in the Jiaoyi watershed of Huaihe River Basin, the heaviest shortage of water resources and polluted area in China. The model was calibrated using the years 2001–2004 and validated with data from 2005 to 2006. …”
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    Article
  18. 1998

    Stewardship Ecosystem Services Study Series: Assessing Forest Water Yield and Purification Ecosystem Services in the Lower Suwannee River Watershed, Florida by Sonia Delphin, Francisco J. Escobedo, Amr Abd-Elrahman, Alison E. Adams, Jackie Martin, Ronald Cademus

    Published 2014-02-01
    “…So, understanding the role of land use and forest cover and types, management practices, and conservation programs in reducing nutrient pollution will allow landowners, forest managers, and policy makers to make informed and better management decisions. …”
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    Article
  19. 1999
  20. 2000

    Solar Assisted Fast Pyrolysis: A Novel Approach of Renewable Energy Production by Mohammad U. H. Joardder, P. K. Halder, A. Rahim, N. Paul

    Published 2014-01-01
    “…However, this heating system causes biomass or other conventional forms of fuel consumption to produce renewable energy and contributes to environmental pollution. In order to overcome these, the feasibility of incorporating solar energy with fast pyrolysis has been investigated. …”
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    Article