16 found
Order:
See also
Chuck Chuan Ng
Xiamen University Malaysia
  1.  41
    Accumulation of potentially toxic elements in fourfinger threadfin (Eleutheronema tetradactylum) and black pomfret (Parastromateus niger) from Selangor, Malaysia.Chuck Chuan Ng - 2024 - Environmental Monitoring and Assessment 196 (382).
    The accumulation of potentially toxic elements (PTEs) has raised public awareness due to harmful contamination to both human and marine creatures. This study was designed to determine the concentration of copper (Cu), zinc (Zn), cadmium (Cd), and nickel (Ni) in the intestine, kidney, muscle, gill, and liver tissues of local commercial edible fish, fourfinger threadfin (Eleutheronema tetradactylum), and black pomfret (Parastromateus niger) collected from Morib (M) and Kuala Selangor (KS). Among the studied PTEs, Cu and Zn were essential elements to (...)
    No categories
    Direct download  
     
    Export citation  
     
    Bookmark  
  2. Phyto-assessment of Soil Heavy Metal Accumulation in Tropical Grasses.Chuck Chuan Ng - 2016 - Journal of Animal and Plant Science 26 (3):686-696.
    Tropical grasses are fast growing and often used for phytoremediation. Three different types of tropical grasses: Vetiver (V. zizanoides), Imperata (I. cylindrical) and Pennisetum (P. purpureum) tested in different growth media of spiked heavy metal contents under the glasshouse environment of RimbaIlmu for 60-day. The growth performance, metals tolerance and phyto-assessment of cadmium (Cd), lead (Pb), zinc (Zn) and copper (Cu) in shoots and roots were assessed using flame atomic absorption spectrometry (FAAS).Tolerance index (TI), translocation factor (TF), biological accumulation coefficient (...)
    Direct download (2 more)  
     
    Export citation  
     
    Bookmark   2 citations  
  3. Heavy metals phyto-assessment in commonly grown vegetables: water spinach (I. aquatica) and okra (A. esculentus).Chuck Chuan Ng - 2016 - Springerplus 1 (5):469.
    The growth response, metal tolerance and phytoaccumulation properties of water spinach (Ipomoea aquatica) and okra (Abelmoschus esculentus) were assessed under different contaminated spiked metals: control, 50 mg Pb/kg soil, 50 mg Zn/kg soil and 50 mg Cu/kg soil. The availability of Pb, Zn and Cu metals in both soil and plants were detected using flame atomic absorption spectrometry. The concentration and accumulation of heavy metals from soil to roots and shoots (edible parts) were evaluated in terms of translocation factor, accumulation (...)
    Direct download (2 more)  
     
    Export citation  
     
    Bookmark   2 citations  
  4. Effects of Different Soil Amendments on Mixed Heavy Metals Contamination in Vetiver Grass.Chuck Chuan Ng - 2016 - Bulletin of Environmental Contamination and Toxicology 97:695-701.
    Three different types of low cost soil amendments, namely, EDTA, elemental S and N-fertilizer, were investigated with Vetiver grass, Vetiveria zizanioides (Linn.) Nash growing under highly mixed Cd–Pb contamination conditions. A significant increase (p < 0.05) in Cd and Pb accumulation were recorded in the shoots of all EDTA and N-fertilizer assisted treatments. The accumulation of Cd in 25 mmol EDTA/kg soil and 300 mmol N/kg soil showed relatively higher translocation factor (1.72 and 2.15) and percentage metal efficacy (63.25 % (...)
    Direct download (2 more)  
     
    Export citation  
     
    Bookmark   2 citations  
  5. Optimisation of mixed proportion for cement brick containing plastic waste using response surface methodology (RSM).Chuck Chuan Ng - 2022 - Innovative Infrastructure Solutions 7.
    Plastic waste is a significant environmental problem for almost all countries; therefore, protecting the environment from the problem is crucial. The most sensible solution to these problems is substituting the natural aggregates with substantial plastic waste in various building materials. This study aimed to optimise the mixed design ratio of cement brick containing plastic waste as aggregate replacement. Plastic cement brick mixtures were prepared by the incorporation of four different types of plastic waste such as polyethylene terephthalate (PET), high-density polyethylene, (...)
    Direct download (2 more)  
     
    Export citation  
     
    Bookmark  
  6.  37
    Evaluation of Vetiver Grass Uptake Efficiency in Single and Mixed Heavy Metal Contaminated Soil.Chuck Chuan Ng, Amru Nasrulhaq Boyce, Mhd Radzi Abas, Noor Zalina Mahmood & Fengxiang Han - 2020 - Environmental Processes 1.
    Most phyto-remediation studies have been conducted merely on a single type of contaminant element without consideration of the influence of other co-existent contaminants. In this study, Vetiveria zizanioides (Linn.) Nash was evaluated in both single and mixed heavy metal (Cd, Pb, Cu and Zn) spiked contaminated soil. The plant growth, metal accumulation and overall efficiency of metal uptake by different plant parts (lower root, upper root, lower tiller and upper tiller) were investigated in detail. The relative growth performance, metal tolerance (...)
    Direct download  
     
    Export citation  
     
    Bookmark   1 citation  
  7. Tolerance Threshold and Phyto-assessment of Cadmium and Lead in Vetiver Grass, Vetiveria zizanioides (Linn.) Nash.Chuck Chuan Ng - 2017 - Chiang Mai Journal of Science 44 (4):1367-1378.
    Various types of plant species have been extensively used for heavy metals phyto-remediation without taking into consideration its tolerance threshold. In this study, Vetiver grass, Vetiveria zizanioides (Linn.) Nash was evaluated under five different sets of contaminated spiked cadmium (5Cd, 10Cd, 50Cd, 100Cd and 150Cd mg/kg) and lead (50Pb, 100Pb, 200Pb, 400Pb and 800Pb mg/kg) concentration levels in soil. The growth performance, metal tolerance and phyto-assessment of Cd and Pb in the roots and tillers were assessed using flame atomic absorption (...)
    Direct download  
     
    Export citation  
     
    Bookmark   1 citation  
  8. Producers’ perceptions of public good agricultural practices and their pesticide use: The case of MyGAP for durian farming in Pahang, Malaysia.Chuck Chuan Ng - 2017 - Asian Journal of Agriculture and Rural Development 7 (1):1-16.
    This paper investigates the local implementation of Malaysian public GAP standard called MyGAP by examining its effectiveness in raising the awareness and improving the pesticide use practices of participant smallscale farmers toward better food safety and quality assurance. For this objective, 19 MyGAP certified and 57 uncertified durian farms in the state of Pahang, Malaysia were surveyed. The research found that certified farm managers have a much better understanding of the basic intent of the policy than uncertified farms, reflecting the (...)
    Direct download (2 more)  
     
    Export citation  
     
    Bookmark  
  9. Phytoassessment of Vetiver grass enhanced with EDTA soil amendment grown in single and mixed heavy metal–contaminated soil.Chuck Chuan Ng - 2019 - Environmental Monitoring and Assessment 191 (434):1-16.
    Over the years, ethylene-diamine-tetra-acetate (EDTA) has been widely used for many purposes. However, there are inadequate phytoassessment studies conducted using EDTA in Vetiver grass. Hence, this study evaluates the phytoassessment (growth performance, accumulation trends, and proficiency of metal uptake) of Vetiver grass, Vetiveria zizanioides (Linn.) Nash in both single and mixed heavy metal (Cd, Pb, Cu, and Zn)—disodium EDTA-enhanced contaminated soil. The plant growth, metal accumulation, and overall efficiency of metal uptake by different plant parts (lower root, upper root, lower (...)
    Direct download (2 more)  
     
    Export citation  
     
    Bookmark  
  10. Phyto-evaluation of Cd-Pb Using Tropical Plants in Soil-Leachate Conditions.Chuck Chuan Ng - 2018 - Air, Soil and Water Research 11 (1):1-9.
    Sources of soil contamination can exist in various types of conditions including in the form of semifluids. In this study, 3 different types of tropical plants, Acacia (Acacia mangium Willd), Mucuna (Mucuna bracteata DC. ex Kurz) and Vetiver (Vetiveria zizanioides L. Nash), were tested under different levels of soil-leachate conditions. The relative growth rate, metal tolerance, and phytoassessment of cadmium (Cd) and lead (Pb) accumulation in the roots and shoots were determined using flame atomic absorption spectrometry. Tolerance index, translocation factor, (...)
    Direct download  
     
    Export citation  
     
    Bookmark  
  11. Recovery of precious metals from e-wastes through conventional and phytoremediation treatment methods: a review and prediction. [REVIEW]Chuck Chuan Ng - 2023 - Journal of Material Cycles and Waste Management 2023.
    E-waste, also known as waste from electrical and electronic equipment, is a solid waste that accumulates quickly due to high demand driven by the market for replacing newer electrical and electronic products. The global e-waste generation is estimated to be between 53.6 million tons, and it is increasing by 3–5% per year. Metals make-up approximately 30% of e-waste, which contains precious elements Au, Ag, Cu, Pt, and other high-value elements, valued at USD 57 billion, which is driving the e-waste recycling (...)
    Direct download  
     
    Export citation  
     
    Bookmark  
  12. Chapter 7: Climate Education for Women and Youth.Chuck Chuan Ng - 2021 - Washington D.C.: Global Youth Climate Network (GYCN).
    CLIMATE EDUCATION FOR WOMEN AND YOUTH Around the world, people still lack basic awareness and understanding of the drivers and impact of climate change, as well as options for reducing carbon emissions and adapting to the climate change impacts. In addition, climate change impacts are not equally distributed. Gender inequalities and development gaps increase the impacts of climate change for women and young people. Driving climate action through educating and empowering women and youth could lead to building resilience within communities. (...)
    Direct download  
     
    Export citation  
     
    Bookmark  
  13. E-waste Toolkit in Southeast Asia.Chuck Chuan Ng - 2022 - Edited by Chuck Chuan Ng.
    E-waste is one of the most pressing challenges of our time, yet it is often ignored, especially in Southeast Asia. The “tsunami of e-waste” in the region has been putting our lives and our environment at risk. With the extensive use of electrical and electronic devices, we are also contributing to harming the environment and quickening the climate change by producing and discarding e-waste. Youths are among major users of electronic devices, and hunger for upgraded and newer versions. -/- However, (...)
    Direct download (2 more)  
     
    Export citation  
     
    Bookmark  
  14. Roles and significance of chelating agents for potentially toxic elements (PTEs) phytoremediation in soil: A review. [REVIEW]Chuck Chuan Ng - 2023 - Journal of Environmental Management 341 (117926).
    Phytoremediation is a biological remediation technique known for low-cost technology and environmentally friendly approach, which employs plants to extract, stabilise, and transform various compounds, such as potentially toxic elements (PTEs), in the soil or water. Recent developments in utilising chelating agents soil remediation have led to a renewed interest in chelate-induced phytoremediation. This review article summarises the roles of various chelating agents and the mechanisms of chelate-induced phytoremediation. This paper also discusses the recent findings on the impacts of chelating agents (...)
    Direct download (2 more)  
     
    Export citation  
     
    Bookmark  
  15. Utilisation of plastic waste as aggregate in construction materials: A review. [REVIEW]Chuck Chuan Ng - 2021 - Construction and Building Materials 296.
    Plastic waste accumulation in the environment due to huge volumes of plastic waste produced daily with no effective disposal method and waste management have raised public awareness to look for an alternative to replace the current disposal techniques. Waste utilisation or plastic recycling has been regarded as an excellent method to reduce the abundant amount of plastic waste as well as minimising the environmental impacts. In this article, a total of 163 previous studies between 2012 and 2021 had been reviewed (...)
    Direct download  
     
    Export citation  
     
    Bookmark  
  16. Reusing plastic waste in the production of bricks and paving blocks: A review. [REVIEW]Chuck Chuan Ng - 2021 - European Journal of Environmental and Civil Engineering 26.
    The environmental concern of plastic waste (PW) generation has escalated to an alarming level due to the versatility and high demand in various applications. In order to search for an effective way to utilise PW, reusing them for the production of construction material appears as an environmentally-friendly approach. This is also because conventional construction materials often consume high energy during production has caused many environmental impacts. This review paper summarises the previous studies on reusing various PW as raw material and (...)
    Direct download (2 more)  
     
    Export citation  
     
    Bookmark