International Journal of Phytoremediation最新文献

{"title":"Screening of multi-metal tolerant plant growth promoting bacteria (PGPB) <i>Stutzerimonas stutzeri</i> WA4 and its assistance on phytoextraction of heavy metals (Cu, Ag and Pb).","authors":"Koushika Saravanan, Kavya Vellingiri, Preethi Kathirvel","doi":"10.1080/15226514.2024.2427384","DOIUrl":"10.1080/15226514.2024.2427384","url":null,"abstract":"<p><p>In the current study, coal fly ash contaminated soil was collected in and around Mettur Thermal Power Station, Salem district, Tamil Nadu. The metal concentrations present in the coal fly ash soil samples were analyzed and also used for the isolation of bacteria. The isolates were screened for their multi-metal resistance against three heavy metals (Cu, Ag and Pb) and plant growth-promoting traits (siderophore, phosphate solubilization, IAA, cellulase, HCN, and ammonia production). Among the 12 isolates, the WA4 strain revealed promising results for both metal-resistant and plant growth-promoting activity. In the <i>in vitro</i> pot experiment, <i>Spinacia oleracea</i> (Palak), <i>Red amaranth</i> (Red spinach), <i>Capsicum annum</i> (Green chilly) and <i>Solanum melongena</i> (Brinjal) plants were grown in ash-contaminated soil treated with different concentrations of selected bacterial inoculum (25%, 50%, 75% and 100%) along with a control pot. The results of the study indicated that the ash-contaminated soil treated with bacterial inoculum distinctly increased the growth of plants when compared to untreated soil (control). Thus, the best-performing strain WA4 could be utilized as a good bio-stimulant for promoting the growth of selected plants in the re-vegetation programs of ash-contaminated soil.</p>","PeriodicalId":14235,"journal":{"name":"International Journal of Phytoremediation","volume":" ","pages":"505-525"},"PeriodicalIF":3.4,"publicationDate":"2025-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142620183","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Application of herbaceous plant mixtures for remediation of TPH-contaminated soil.","authors":"Mantas Rubežius, Žygimantas Kidikas, Alfreda Kasiulienė, Vilma Kemešytė, Vaclovas Stukonis","doi":"10.1080/15226514.2024.2427925","DOIUrl":"10.1080/15226514.2024.2427925","url":null,"abstract":"<p><p>Soil pollution with petroleum products is an urgent public health and environmental problem. Therefore, innovative solutions for cleaning soils contaminated with petroleum products are needed. One such solution is rhizodegradation, which is recognized as a sustainable and effective method of <i>in situ</i> soil remediation. Much of the previous research was done with monocultures, therefore the effects of different combinations of plants on the removal of petroleum products remain ambiguous. These studies evaluated three different herbaceous plant mixtures for the removal of total petroleum hydrocarbons (TPHs) from contaminated soil. Promising results were obtained. Selected herbaceous plant species and their mixtures can be successfully grown in contaminated soil at a contamination level of 6,817 mg/kg TPH DW according to the selected cultivation strategy. After applying a complex of biotechnology and agronomic solutions, the morphological and morphometric indicators revealed the good adaptability and tolerance of the selected herbaceous plants to growing in contaminated soil. After two years of pot testing application of different mixtures of herbaceous plants, the TPH (C₆-C₄₀) removal potential reached 85-90%.</p>","PeriodicalId":14235,"journal":{"name":"International Journal of Phytoremediation","volume":" ","pages":"548-560"},"PeriodicalIF":3.4,"publicationDate":"2025-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142710019","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Potential reuse of greywater for irrigation of tomato (<i>Solanum lycopersicum</i>) plants and its effect on plants growth and soil.","authors":"Neveen Shqerat, Jalal Al-Tabbal","doi":"10.1080/15226514.2024.2427926","DOIUrl":"10.1080/15226514.2024.2427926","url":null,"abstract":"<p><p>The goal of this study is to examine the reactions of tomato (<i>Solanum lycopersicum</i>) plants to both untreated greywater and treated greywater filtered through a zeolite. In a randomized block arrangement, tomato plants were irrigated with greywater, treated greywater, or tap water. Number and total fecal coliforms were found in soil, tomato leaves, and fruits. Compared to tap water, greywater has higher levels of Ec, TDS, and COD. The average fruit weight and number for plants irrigated with tap water was 64.42 g and 4.2, while those irrigated with treated greywater were 55.4 g and 3.6, exceeding those irrigated with untreated greywater 39.6 g and 3.2. Treated greywater irrigation increased total chlorophyll content (SPAD) from 57.6 to 62.4 and relative water content from 49.6% to 63%. The leaves contained lower levels of proline (55.9 μmol/g) and total soluble sugar (32.24 mg/g). Researchers found total fecal coliforms in the soil, tomato leaves, and fruits. According to the research, treated greywater may prevent contamination of soil and save water.</p>","PeriodicalId":14235,"journal":{"name":"International Journal of Phytoremediation","volume":" ","pages":"561-582"},"PeriodicalIF":3.4,"publicationDate":"2025-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142817842","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Effective adsorption of Cr(VI) from aqueous solution by Mg-Fe LDH supported on orange peel activated carbon: isotherm, kinetic, thermodynamics and mechanism studies.","authors":"Uttam Kumar Sahu, Swagatika Tripathy, Hari Sankar Mohanty, Prativa Kar","doi":"10.1080/15226514.2024.2427388","DOIUrl":"10.1080/15226514.2024.2427388","url":null,"abstract":"<p><p>The toxic Cr(VI) contaminating water released from the metallurgical, dyeing, and electroplating industries is getting worse day by day and is extremely hazardous to human health. Thus, the development of a cost-effective, quick, and efficient adsorbent is highly essential for the Cr(VI) decontamination from wastewater. Herein, a microwave-assisted carbon-based composite called Mg-Fe LDH@OPAC was prepared by assembling Mg-Fe LDH onto orange peel-activated carbon (OAPC). Prior to investigating deeply into the adsorption behavior of the composite, the Mg-Fe LDH@OPAC formation was confirmed by using instrumental techniques like FESEM, EDS, Zeta potential, XRD, FTIR, Raman, XPS, and BET analyzer. The material had a high surface area of 143.9 m²/g and showed a good monolayer Langmuir uptake capacity of 118.36 mg/g. Under ideal circumstances, the maximum amount of Cr(VI) was removed within just 120 min and showed high efficiency in the presence of other coexisting anions respectively. The adsorption was accounted by pseudo-second-order kinetics and spontaneous in nature. Ultimately, a possible adsorption mechanism was suggested, confirmed by XPS studies; which showed that oxidation-reduction, electrostatic interaction, and surface complexation reaction were responsible for Cr(VI) adsorption on Mg-Fe LDH@OPAC surface.</p>","PeriodicalId":14235,"journal":{"name":"International Journal of Phytoremediation","volume":" ","pages":"534-547"},"PeriodicalIF":3.4,"publicationDate":"2025-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142620171","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Exploring the growth and phytoremediation efficacy of <i>Suaeda fruticosa</i> in agricultural soil contaminated by shrimp aquaculture.","authors":"Killivalavan Narayanan, Ravindran Konganapuram Chellappan","doi":"10.1080/15226514.2024.2426177","DOIUrl":"10.1080/15226514.2024.2426177","url":null,"abstract":"<p><p>Plants face numerous environmental challenges from biotic and abiotic stressors, with soil salinization emerging as a significant global concern. The coastal regions of Tamil Nadu, face severe environmental challenges due to discharge of saline water from shrimp farms exacerbates this issue, compromising the viability of paddy and other crops in the vicinity. This study explores the phytoremediation potential of <i>Suaeda fruticosa</i> in addressing soil salinity resulting from shrimp farming activities under field conditions over a 120-day period to restore soil health in salt affected soil. This research demonstrates <i>Suaeda fruticosa's</i> exceptional salt tolerance and bioaccumulation potential in facilitating soil restoration. Significant enhancements were observed in various growth parameters, including 466% increase in plant height, 338% in fresh weight and 387% in dry weight. Biochemical parameters also showed substantial enhancements with total chlorophyll, protein, proline, phenol, and glycinebetaine levels increasing by 655%, 588%, 690%, 153%, and 531%, respectively. Enzymatic activities exhibited notable elevations as well, with catalase, peroxidase, and polyphenol oxidase activities escalating by 258%, 587%, and 121% respectively, indicating robust adaptation to saline environments. Moreover, <i>Suaeda fruticosa</i> exhibited remarkable bioaccumulation capabilities, accumulating 461 kg NaCl ha^-1. This led to substantial improvements in soil characteristics, including a reduction in pH from 8.8 to 6.49, electrical conductivity from 5.7 to 1.53 dSm^-1, and sodium adsorption ratio from 16.1 to 4.4 mmol L^-1. The successive cultivation of <i>Suaeda fruticosa</i> in this study, has proven to be a viable strategy for reclaiming salt-affected lands, thereby alleviating a significant constraint on crop productivity.</p>","PeriodicalId":14235,"journal":{"name":"International Journal of Phytoremediation","volume":" ","pages":"437-447"},"PeriodicalIF":3.4,"publicationDate":"2025-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142620180","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Impact of aeration on plant growth-promoting rhizobacteria assisted phytoremediation capability of arsenic in artificial wetland system.","authors":"Md Ekhlasur Rahman, Khairil Mahmud, Md Kamal Uddin, S M Shamsuzzaman, Mohd Yunus Abd Shukor, Siti Salwa Abd Ghani, Amaily Akter, Abba Nabayi, Buraq Musa Sadeq, Sayma Serine Chompa, Mohd Izuan Effendi Bin Halmi","doi":"10.1080/15226514.2024.2449161","DOIUrl":"10.1080/15226514.2024.2449161","url":null,"abstract":"<p><p>The increasing demand for sustainable, robust, and cost-efficient arsenic (As) treatment techniques strengthens the implementation of new constructed wetland (CW) designs like aerated CWs in the agricultural sector. The aim was to assess and contrast the influence of various aeration rates on As elimination in subsurface flow CW utilizing <i>Pennisetum purpureum</i> plants for treating As-polluted sand. This study consisted of an experiment with 16 subsurface flow CW, operating at different As concentrations of 0, 5, 22, and 39 mg kg^-1 and aeration rates of 0, 0.18, 1, and 2 L min^-1. The highest elimination of As from treatment sand in the subsurface flow CWs was 96.19 ± 3.09%, 93.95 ± 2.17%, and 91.91 ± 1.92% for 5, 22, and 39 mg kg^-1 As, respectively, at 0.18 L min^-1 aeration. A negative influence of As pollution on growth was detected in the 0, 1, and 2 L min^-1 aeration but <i>Pennisetum purpureum</i> grows well in polluted sand with 0.18 L min^-1 aeration. Bacterial population and different enzyme activity showed statistically significant differences with 0, 0.18, 1, and 2 L min^-1 aerations at all As levels. These results suggest that this treatment can be used for As phytoremediation in anthropogenically polluted environments due to its high capability to uptake As.</p>","PeriodicalId":14235,"journal":{"name":"International Journal of Phytoremediation","volume":" ","pages":"810-831"},"PeriodicalIF":3.4,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142970797","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Effects of humic acid on the growth and cadmium accumulation of maize (<i>Zea mays</i> L.) seedlings.","authors":"Jun Song, Boyi Pi, Jingtong Dai, Zhi Nie, Guirong Yu, Wenping Du","doi":"10.1080/15226514.2025.2455483","DOIUrl":"10.1080/15226514.2025.2455483","url":null,"abstract":"<p><p>The increasing prevalence of cadmium (Cd)-contaminated agricultural soils threatens the safe production of maize (<i>Zea mays</i> L.). To decrease the Cd accumulation in maize, a pot experiment was conducted to study the effects of humic acid on the growth and Cd uptake of maize seedlings. Cd treatment led to a decrease in biomass and photosynthetic pigment content in maize seedlings, as well as an increase in the activities of antioxidant enzymes. Under Cd stress, the application of humic acid resulted in an increase in biomass, photosynthetic pigment content, and antioxidant enzyme activity in maize seedlings. Additionally, the application of humic acid led to a decrease in root Cd content and an increase in shoot Cd content and translocation factor in maize seedlings under Cd stress. Compared to Cd treatment, humic acid reduced root Cd content by 14.63% and increased shoot Cd content by 12.81%. Furthermore, the carotenoid content, translocation factor, chlorophyll <i>a</i> +<i> b</i> content, and chlorophyll <i>a</i> content were strongly associated with shoot Cd content under Cd stress. Therefore, the application of humic acid can enhance growth, inhibit Cd uptake in roots, and promote Cd translocation from roots to shoots of maize seedlings under Cd stress.</p>","PeriodicalId":14235,"journal":{"name":"International Journal of Phytoremediation","volume":" ","pages":"888-895"},"PeriodicalIF":3.4,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143005248","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Mitigating cadmium contamination in soil using Biochar, sulfur-modified Biochar, and other organic amendments.","authors":"Tianzhi Huang, Imran","doi":"10.1080/15226514.2025.2454515","DOIUrl":"10.1080/15226514.2025.2454515","url":null,"abstract":"<p><p>Biochar is a novel approach to remediating heavy metal-contaminated soil. Using various organic amendments like phyllosilicate-minerals (PSM), compost, biochar (BC) and sulfur-modified biochar (SMB), demonstrates superior adsorption capacity and stability compared to unmodified biochar (BC). The adsorption mechanisms of SMB are identified for its potential to increase soil-pH and reduce available cadmium (Cd). The study reveals the potential of BC and SMB in immobilizing Cd in contaminated soil. SMB demonstrated the highest adsorption capacity for Cd, followed by BC, PSM, and compost, with capacities ranging from 7.47 to 17.67 mg g^-1. Both BC and SMB exhibit high adsorption capacities (12.82 and 17.67 mg g^-1, respectively) and low desorption percentages (4.46-6.23%) at ion strengths of 0.01 to 0.1 mol-L^-1 and pH levels ranging from 5 to 7. SMB showed a higher adsorption capacity (17.67 mg g^-1) and lower desorption percentage (4.46-6.23%) compared to BC. The adsorption mechanism involves surface-precipitation, ion exchange, and the formation of Cd(OH)₂ and CdCO₃ precipitates, as well as interactions between Cd and organic sulfur, leading to more stable-Cd and CdHS⁺ compounds. Adding 1% SMB increased soil pH and significantly reduced available Cd, demonstrating its potential for pollutant remediation. The study underscores the promise of SMB in providing a sustainable solution for Cd-contaminated soil remediation.</p>","PeriodicalId":14235,"journal":{"name":"International Journal of Phytoremediation","volume":" ","pages":"874-887"},"PeriodicalIF":3.4,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143046646","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Cadmium phytoextraction by <i>Sedum alfredii</i> and <i>Sedum plumbizincicola</i>: mechanisms, challenges and prospects.","authors":"Xia Zhu, Chen Tu, Jiawen Zhou, Shuai Yang, Yuan Li, Longhua Wu, Lee A Newman, Yongming Luo","doi":"10.1080/15226514.2025.2451714","DOIUrl":"10.1080/15226514.2025.2451714","url":null,"abstract":"<p><p>Phytoextraction using natural cadmium (Cd) hyperaccumulators, notably <i>Sedum alfredii</i> and <i>Sedum plumbizincicola</i>, represents an economical and efficient approach for soil Cd purification. However, achieving high phytoremediation efficiency necessitates a comprehensive understanding of the mechanisms underlying Cd tolerance and accumulation in these plants. This review summarizes key mechanisms, encompassing Cd activation in the rhizosphere, uptake and transport in the roots, translocation <i>via</i> the xylem, and Cd tolerance. Additionally, physical, chemical, and biological strategies for enhancing phytoremediation efficiency are overviewed and compared. Despite advancements, disparities persist between field and laboratory research, posing certain limitations to the application of natural hyperaccumulators for large-scale phytoextraction or specific soil types. To address these challenges, we propose combining novel hyperaccumulating-like biomaterials with intelligent agriculture to achieve large-scale precision phytoremediation. Furthermore, we aim to draw attention to strategies for enhancing the phytoextraction potential of non-hyperaccumulator plants with high biomass production and stimulate further research into phytoextraction-inducing substances.</p>","PeriodicalId":14235,"journal":{"name":"International Journal of Phytoremediation","volume":" ","pages":"852-860"},"PeriodicalIF":3.4,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143005230","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Bioremediation of Brilliant Green cationic dye from water using Nutraceutical Industrial Coriander Seed Spent as an adsorbent: adsorption isotherms, kinetic models, and thermodynamic studies.","authors":"Razia Sulthana, Syed Noeman Taqui, H N Deepa Kumari, Rayees Afzal Mir, Akheel Ahmed Syed, Hafiz Muhammad Saad, Muhammad Nasir Bashir, Yasser Fouad, Laxmikant Jathar, Sagar Shelare","doi":"10.1080/15226514.2024.2391949","DOIUrl":"10.1080/15226514.2024.2391949","url":null,"abstract":"<p><p>The article details a feasibility study of removing Brilliant Green (BG), a mutagenic dye from an aqueous solution by adsorption using low-cost coriander seed spent as a by-product in the nutraceutical industry. The study includes an analysis of the parameters that affect the adsorption process. The variables that have been identified include pH, dye concentration, process temperature, adsorbent amount, and particle size of the adsorbent. To obtain information on the adsorption process and to design the mechanism of the adsorption system on experimental equilibrium, 10 isotherm models, namely, Langmuir, Freundlich, Jovanovic, Dubinin-Radushkevich, Sips, Redlich-Peterson, Toth, Vieth-Sladek, Brouers-Sotolongo, and Radke-Prausnitz were applied. It was discovered that the experimental adsorption capacity, <i>q_e</i>, was roughly 110 mg g^-1. The result has a maximum adsorption of 136.17 mg g^-1 as predicted by Dubinin-Radushkevich isotherm. Diffusion film models, Dumwald-Wagner and Weber-Morris models, and pseudo-first- and second-order models, were used to determine the adsorption kinetics. It was realized that the adsorption kinetics data fit into a pseudo-second-order model. Thermodynamic analysis with a reduced enthalpy change suggests a physical process. The values of the thermodynamic parameters Δ<i>G</i>⁰, Δ<i>H</i>⁰, and Δ<i>S</i>⁰ demonstrated an endothermic and nearly spontaneous process of adsorption. The small valuation of Δ<i>H</i>⁰ specifies that the process is physical. FTIR spectroscopy and SEM imaging were used to confirm that the BG dye had been adsorbing on the adsorbent surface. The study concludes that NICSS is an effective adsorbent to extract BG dye from wastewater solutions, offers insights into numerous dye and adsorbent interaction possibilities and indicates that the process can be scaled to fit into the concept of circular economy.</p>","PeriodicalId":14235,"journal":{"name":"International Journal of Phytoremediation","volume":" ","pages":"1-12"},"PeriodicalIF":3.4,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142072753","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}