Article
Agricultural Engineering
Aijun Zhu, Yu Qin, Jing Wu, Min Ye, Yu-You Li
Summary: The optimal performance was achieved in the thermophilic anaerobic co-digestion process of sewage sludge with paper waste at a ratio of 4:6, where the COD removal efficiency and biogas production increased significantly. The addition of paper waste had a positive impact on the competition between carbohydrate and protein degradation, with cellulolytic bacteria becoming the predominant group.
BIORESOURCE TECHNOLOGY
(2021)
Article
Green & Sustainable Science & Technology
Gamal K. Hassan, Ahmed Abdel-Karim, Mona T. Al-Shemy, Patricia Rojas, Jose L. Sanz, Sameh H. Ismail, Gehad G. Mohamed, Fatma A. El-gohary, Aly Al-sayed
Summary: This study presents a novel supplement called Cu@Fe3O4 core shell nanostructure (NS) that significantly increased biogas production during the anaerobic digestion of sewage sludge. The addition of Cu@Fe3O4 core-shell NS at a moderate concentration resulted in a three-fold increase in biogas production compared to using Fe3O4 nanoparticles alone. The microbial community composition also changed with the addition of Cu@Fe3O4 core-shell NS.
Article
Energy & Fuels
Muhammad Usmaan Bin Khawer, Salman Raza Naqvi, Imtiaz Ali, Muazzam Arshad, Dagmar Juchelkov, Muhammad Waqas Anjum, Muhammad Naqvi
Summary: This work presents a bibliometric and technical study on anaerobic digestion for biogas production from sewage sludge in the past ten years. The study evaluates the authors, countries, institutional collaboration, and keywords as vital parameters in the bibliometric analysis. The technical assessment focuses on highlighting challenges from previous laboratory and pilot-scale studies. The study recommends key considerations and new combination techniques to enhance biohydrogen production and attain optimized process conditions for significant economic impact in technological adaptation and commercialization.
Article
Environmental Sciences
J. X. Li, L. A. Wang, L. Wang, X. Y. Zhan, C. Huang
Summary: This study found that co-digestion of sewage sludge with fresh leachate at different proportions significantly increased total biogas production, with 5% and 15% of fresh leachate showing positive effects on organic removal and methane conversion. The microbial community analysis showed shifts in microbial populations with varying proportions of fresh leachate.
INTERNATIONAL JOURNAL OF ENVIRONMENTAL SCIENCE AND TECHNOLOGY
(2021)
Article
Energy & Fuels
Pengfei Li, Chongbo Cheng, Chao He, Ran Yu, Dekui Shen, Youzhou Jiao
Summary: This study investigated the co-digestion of biomass components with sewage sludge and found that it significantly increased the methane yield. It also analyzed the changes in microbial community during the digestion process.
BIOMASS CONVERSION AND BIOREFINERY
(2022)
Article
Environmental Sciences
Phillimon T. Odirile, Potlako M. Marumoloa, Anthoula Manali, Petros Gikas
Summary: Two types of primary sewage sludge, PC and MS, were used for biogas production through anaerobic digestion. PC sludge showed higher daily biogas production initially, while MS sludge reached a stable peak after 14 days. Although the cumulative biogas production over 30 days was similar for both sludges, PC sludge demonstrated higher daily production compared to MS sludge.
Review
Engineering, Chemical
Israel Bernardo S. Poblete, Ofelia de Queiroz F. Araujo, Jose Luiz de Medeiros
Summary: This study mainly explores the improvement of bioenergy production and economic performance in sewage treatment plants, the use of technology alternatives for energy self-sufficiency, new techniques for sewage sludge management aiming at bioenergy production, and the implementation of sewage treatment with bioenergy production and carbon capture and storage.
Review
Energy & Fuels
V Khanh Nguyen, Dhiraj Kumar Chaudhary, Ram Hari Dahal, N. Hoang Trinh, Jaisoo Kim, S. Woong Chang, Yongseok Hong, Duong Duc La, X. Cuong Nguyen, H. Hao Ngo, W. Jin Chung, D. Duc Nguyen
Summary: Anaerobic digestion (AD) of sewage sludge is an efficient remediation technique, but the presence of complex floc structures and high organic matter content hinder hydrolysis. Pretreatment techniques such as mechanical, chemical, thermal, and biological processes can accelerate hydrolysis and improve AD efficiency.
Article
Environmental Sciences
Qian Sheng, Yiqing Lu, Shijie Yuan, Xiaowei Li, Xiaohu Dai, Yali Guo, Bin Dong
Summary: A study investigated the effects of nitrite on hydrolysis-acidification, biogas production, volatile solids destruction, and microbial composition in semi-continuous two-phase anaerobic digestion of sewage sludge. The addition of nitrite promoted sludge organic matter solubilization, VFAs production, and VS degradation rate. However, nitrite had no significant effect on the overall biogas production. The microbial communities in the reactors significantly changed after the addition of nitrite.
JOURNAL OF ENVIRONMENTAL SCIENCES
(2023)
Article
Environmental Sciences
Xiaoling Zhao, Min Liu, Shipeng Yang, Hui Gong, Jinyuan Ma, Caibin Li, Kaijun Wang
Summary: Temperature Staging and Biological Phasing (TSBP) is an improved anaerobic digestion technology for treating waste activated sludge. The stable operation of TSBP system showed significant biogas production and organic matter degradation. Microbial community analysis revealed the dominance of Proteobacteria and Firmicutes, and aceticlastic methanogenesis was identified as the major pathway for methane production in this system.
SCIENCE OF THE TOTAL ENVIRONMENT
(2022)
Article
Environmental Sciences
Wai Lin Cheong, Yi Jing Chan, Timm Joyce Tiong, Woon Chan Chong, Worapon Kiatkittipong, Kunlanan Kiatkittipong, Mardawani Mohamad, Hanita Daud, I. Wayan Koko Suryawan, Mega Mutiara Sari, Jun Wei Lim
Summary: The aim of this study was to develop a simulation model of anaerobic co-digestion of food waste and sewage sludge for biogas production. The results showed the optimal parameters for methane yield, COD removal efficiency, and VS removal efficiency. Economic analysis indicated that the study is feasible and economically viable.
Article
Biotechnology & Applied Microbiology
Hang P. Vu, Zhengqing Cai, Van-Tung Tra, Qilin Wang, Long D. Nghiem
Summary: This study demonstrated that anaerobic co-digestion is a feasible method for utilizing expired alcohol-based hand sanitizer for biogas production. Results showed the importance of acclimatisation to avoid process instability, and highlighted the potential for higher biogas production when using isopropanol-based sanitizer as a co-substrate. The study also emphasized the need for an acclimatisation period for the microbial community to adjust to the new substrate.
ENVIRONMENTAL TECHNOLOGY & INNOVATION
(2023)
Article
Green & Sustainable Science & Technology
Shasha Wang, Yule Han, Xueqin Lu, Zhongxiang Zhi, Ruiliang Zhang, Teng Cai, Zhongyi Zhang, Xi Qin, Yenan Song, Guangyin Zhen
Summary: The study utilized a combined alkali-microwave-H2O2-oxidation pretreatment with in-situ bioelectrochemical regulation to enhance sludge biodegradability and methane productivity. This approach resulted in higher methane yield and stimulated the growth of functional microorganisms, demonstrating its potential for efficient sludge stabilization and bioenergy recovery strategy.
JOURNAL OF CLEANER PRODUCTION
(2021)
Article
Chemistry, Physical
Ikirsha Jokhio, Sundus Saeed Qureshi, Abdul Razzaq Sahito, Mehr-un-Nisa Qureshi, Imtiaz Ahmed Lashari, N. M. Mubarak, Manoj Tripathi, Amal M. Al-Mohaimeed, Mohamed S. Elshikh
Summary: The yield of bio-methane and bio-hydrogen was enhanced by co-digesting banana plant waste (BPW) and sewage sludge (SS). Acclimatisation of the inoculum SS was performed in a continuous stirred tank reactor (CSTR), and its various parameters were analyzed daily. Six different BPW to SS ratios were optimized and incubated in a manual methane potential test setup (MMPTS) for 40 days, with R4 (60% BPW and 40% SS) showing the highest yields. Furthermore, the best achieved ratio of BPW and SS was treated with different doses of NaOH as an alkaline pre-treatment, and the highest bio-methane yield was observed with dose 2 (0.75 mol NaOH) at 620.8 NmL/day. The study demonstrates the promising potential of co-digestion of BPW and SS for enhanced bio-methane and bio-hydrogen production.
INTERNATIONAL JOURNAL OF HYDROGEN ENERGY
(2023)
Article
Energy & Fuels
Hubert Prask, Malgorzata Fugol, Arkadiusz Dyjakon, Liliana Glab, Jozef Sowinski, Alena Whitaker
Summary: The research shows that blending high-fiber and low solid content sewage sludge with high-solid sorghum silage, sorghum pomace, and sorghum juice can improve the biogas generation process and increase biogas production. The mixture of sorghum juice and sewage sludge produces the highest amount of biogas and methane. Intelligent blending of alternative raw material with sewage sludge allows for similar biogas yields while maintaining a stable anaerobic digestion process.
Review
Green & Sustainable Science & Technology
Longcheng Li, Dongsheng Zou, Zhihua Xiao, Xinyi Zeng, Liqing Zhang, Longbo Jiang, Andong Wang, Dabing Ge, Guolin Zhang, Fen Liu
JOURNAL OF CLEANER PRODUCTION
(2019)
Review
Environmental Sciences
Shuhui Li, Dongsheng Zou, Longcheng Li, Ling Wu, Fen Liu, Xinyi Zeng, Hua Wang, Yufeng Zhu, Zhihua Xiao
Article
Environmental Sciences
Zhihua Xiao, Dongsheng Zou, Xinyi Zeng, Liqing Zhang, Fen Liu, Andong Wang, Qingru Zeng, Guolin Zhang, Longcheng Li
ECOTOXICOLOGY AND ENVIRONMENTAL SAFETY
(2020)
Review
Environmental Sciences
Qiuguo Zhang, Dongsheng Zou, Xinyi Zeng, Longcheng Li, Andong Wang, Fen Liu, Hua Wang, Qingru Zeng, Zhihua Xiao
Summary: In recent years, biomass has been widely used in agriculture due to its low cost and convenience. However, the increasing soil pollution of heavy metals poses threats to human health. Direct addition of biomass to soil can affect the bioavailability and content of heavy metals, with potential to both activate and immobilize heavy metals in the soil. Future research should focus on controlling heavy metal levels when using biomass in agriculture.
ENVIRONMENTAL POLLUTION
(2021)
Article
Environmental Sciences
Longcheng Li, Dongsheng Zou, Xinyi Zeng, Liqing Zhang, Yaoyu Zhou, Ioannis Anastopoulos, Andong Wang, Qingru Zeng, Zhihua Xiao
Summary: The study found that intercropping oilseed rape with daikon resulted in decreased shoot and root biomass, while intercropping with white lupin increased the dry biomass of oilseed rape. Intercropping with daikon enhanced the shoot Cd concentration of oilseed rape, while intercropping with white lupin increased the uptake of Cd by oilseed rape. The results suggest that intercropping with white lupin may contribute to higher biomass and increased Cd uptake by oilseed rape.
JOURNAL OF ENVIRONMENTAL MANAGEMENT
(2021)
Article
Multidisciplinary Sciences
Andong Wang, Dongsheng Zou, Xinyi Zeng, Bin Chen, Xiaochen Zheng, Longcheng Li, Liqing Zhang, Zhihua Xiao, Hua Wang
Summary: This study investigated the speciation, bioavailability, and environmental risk of heavy metals in chicken manure and water-washed swine manure biochars produced at different pyrolysis temperatures. The results showed that higher pyrolysis temperatures led to decreased toxicity characteristics and environmental risks of heavy metals. Pyrolysis at 800 degrees Celsius proved to be an effective way to reduce the initial and underlying heavy metal toxicity of biochars to the environment.
SCIENTIFIC REPORTS
(2021)
Article
Green & Sustainable Science & Technology
Guolin Zhang, Xingbiao Chu, Hanyang Zhu, Dongsheng Zou, Longcheng Li, Linsen Du
Summary: The study found that the Osmanthus-Michelia-Tea (OMT) intercropping system is more suitable for tea cultivation compared to other systems, leading to increased soil nutrients and microbial diversity. Different agroforestry intercropping systems have a significant impact on soil nutrients and microbial communities, which are closely related to tea cultivation.
Article
Green & Sustainable Science & Technology
Longcheng Li, Mengying Yang, Jincheng Li, Bol Roland, Zhangliu Du, Di Wu
Summary: The effects of long-term nitrogen fertilization on potential denitrification activity and associated gene abundances are not well understood. This study used meta-analysis to investigate the impact of nitrogen input on denitrification. The results showed that long-term nitrogen fertilization significantly increased denitrification activity and gene abundances while altering the denitrification product ratios. The study also found a close relationship between nitrogen fertilization and soil pH and SOC.
JOURNAL OF CLEANER PRODUCTION
(2022)
Article
Green & Sustainable Science & Technology
Qin Zhang, Yutao Peng, Jingxin Wang, Longcheng Li, Danjun Yao, Aihua Zhang, Wenhua Wang, Shengjian Kuang, Heng Liao, Qing Zhu, Bangxi Zhang
Summary: This study found that co-planting Astragalus sinicus L. and Lathyrus cicera L. under traditional pear orchards can enhance landscape benefits, nutrient benefits, and oxygen production. Combinations of 35% AS + 65% LC and 50% AS + 50% LC are more suitable for pear orchard development, with the former having more flowers and nutrient accumulation, and the latter having the longest flowering period.
Article
Environmental Sciences
Nana Mi, Wenying Hao, Zixin Zhou, Longcheng Li, Fayuan Wang, Jingping Gai
Summary: This study investigates the combined effects of soil amendments and indigenous microorganisms (IMOs) on the immobilization and accumulation of heavy metals (HMs) in coriander plants grown in acidic soils contaminated with HMs. The study demonstrates that the application of nano-hydroxyapatite (n-HAP), with or without IMOs, increases plant biomass and reduces Cd and Pb uptake in most cases. Furthermore, the combination of IMOs and n-HAP shows a synergistic effect in reducing the extractable Cd and Pb concentrations in slightly contaminated soil. Overall, the combination of IMOs and n-HAP is optimal for stabilizing and reducing HMs' uptake and promoting plant growth in contaminated soil.
Article
Chemistry, Multidisciplinary
Andong Wang, Dongsheng Zou, Liqing Zhang, Xinyi Zeng, Hua Wang, Longcheng Li, Fen Liu, Bo Ren, Zhihua Xiao
Article
Environmental Sciences
Toshimi Nakajima, Mao Kuragano, Makoto Yamada, Ryo Sugimoto
Summary: This study compared the contribution of submarine groundwater discharge (SGD) to river nutrient budgets at nearshore and embayment scales, and found that SGD-derived nutrients become more important at larger spatial scales.
SCIENCE OF THE TOTAL ENVIRONMENT
(2024)
Article
Environmental Sciences
Fan Liu, Lei Zhang, Chongyang Zhang, Ziguang Chen, Jingguang Li
Summary: NO2 emissions from wall-mounted gas stoves used for household heating have become a significant source of indoor pollution in Chinese urban areas. The high indoor concentration of NO2 poses potential health risks to residents. It is urgently necessary to establish relevant regulations and implement emission reduction technologies to reduce NO2 emissions from wall-mounted gas stoves.
SCIENCE OF THE TOTAL ENVIRONMENT
(2024)
Letter
Environmental Sciences
Hans Peter H. Arp, Raoul Wolf, Sarah E. Hale, Sivani Baskaran, Juliane Gluege, Martin Scheringer, Xenia Trier, Ian T. Cousins, Harrie Timmer, Roberta Hofman-Caris, Anna Lennquist, Andre D. Bannink, Gerard J. Stroomberg, Rosa M. A. Sjerps, Rosa Montes, Rosario Rodil, Jose Benito Quintana, Daniel Zahn, Herve Gallard, Tobias Mohr, Ivo Schliebner, Michael Neumann
SCIENCE OF THE TOTAL ENVIRONMENT
(2024)
Article
Environmental Sciences
Philomina Onyedikachi Peter, Binessi Edouard Ifon, Francois Nkinahamira, Kayode Hassan Lasisi, Jiangwei Li, Anyi Hu, Chang-Ping Yu
Summary: This study investigates the relationship between dissolved organic matter (DOM) and Rare Earth Elements (REEs) in sediments from Yundang Lagoon, China. The results show four distinct fluorescent components, with protein-like substances being the most prevalent. Additionally, the total fluorescence intensity and LREE concentrations exhibit a synchronized increase from Outer to Inner to Songbai Lake core sediments. The findings demonstrate a strong correlation between DOM content and pollution levels.
SCIENCE OF THE TOTAL ENVIRONMENT
(2024)
Article
Environmental Sciences
Surya Gupta, Pasquale Borrelli, Panos Panagos, Christine Alewell
Summary: The objective of this study is to incorporate soil hydraulic properties into the erodibility factor (K) of USLE-type models. By modifying and improving the existing equations for soil texture and permeability, the study successfully included information on saturated hydraulic conductivity (Ksat) into the calculation of K factor. Using the Random Forest machine learning algorithm, two independent K factor maps with different spatial resolutions were generated. The results show that the decrease in K factor values has a positive impact on the modeling of soil erosion rates.
SCIENCE OF THE TOTAL ENVIRONMENT
(2024)
Article
Environmental Sciences
Jesmin Akter, Wendy J. M. Smith, Yawen Liu, Ilho Kim, Stuart L. Simpson, Phong Thai, Asja Korajkic, Warish Ahmed
Summary: The choice of workflow in wastewater surveillance has a significant impact on SARS-CoV-2 concentrations, while having minimal effects on HF183 and no effect on HAdV 40/41 concentrations. Certain components in the workflow can be interchangeable, but factors such as buffer type, chloroform, and homogenization speed can affect the recovery of viruses and bacteria.
SCIENCE OF THE TOTAL ENVIRONMENT
(2024)
Article
Environmental Sciences
Yu Luo, Xueting Yang, Diwei Wang, Hongmei Xu, Hongai Zhang, Shasha Huang, Qiyuan Wang, Ningning Zhang, Junji Cao, Zhenxing Shen
Summary: Atmospheric PM2.5, which can generate reactive oxygen species (ROS), is associated with cardiorespiratory morbidity and mortality. The study found that both the mass concentration of PM2.5 and the DTT activity were higher during the heating season than during the nonheating season. Combustion sources were the primary contributors to DTT activity during the heating season, while secondary formation dominated during the nonheating season. The study also revealed that biomass burning had the highest inherent oxidation potential among all sources investigated.
SCIENCE OF THE TOTAL ENVIRONMENT
(2024)
Article
Environmental Sciences
Erin L. Murphy, Leah R. Gerber, Chelsea M. Rochman, Beth Polidoro
Summary: Plastic pollution has devastating consequences for marine organisms. This study uses a trait-based framework to develop a vulnerability index for marine mammals, seabirds, and sea turtles in Hawai'i. The index ranks 63 study species based on their vulnerability to macroplastic pollution, providing valuable information for species monitoring and management priorities.
SCIENCE OF THE TOTAL ENVIRONMENT
(2024)
Article
Environmental Sciences
Kenji Maurice, Amelia Bourceret, Sami Youssef, Stephane Boivin, Liam Laurent-Webb, Coraline Damasio, Hassan Boukcim, Marc-Andre Selosse, Marc Ducousso
Summary: Growing pressure from climate change and agricultural land use is destabilizing soil microbial community interactions. Little is known about microbial community resistance and adaptation to disturbances, hindering our understanding of recovery latency and implications for ecosystem functioning. This study found that anthropic disturbance and natural disturbance have different effects on the topology and stability of soil microbial networks.
SCIENCE OF THE TOTAL ENVIRONMENT
(2024)
Article
Environmental Sciences
Yunhao Li, Yali Feng, Haoran Li, Yisong Yao, Chenglong Xu, Jinrong Ju, Ruiyu Ma, Haoyu Wang, Shiwei Jiang
Summary: Deep-sea mining poses a serious threat to marine ecosystems and human health by disturbing sediment and transmitting metal ions through the food chain. This study developed a new regenerative adsorption material, OMN@SA, which effectively removes metal ions. The adsorption mechanism and performance of the material for metal ion fixation were investigated.
SCIENCE OF THE TOTAL ENVIRONMENT
(2024)
Article
Environmental Sciences
Antonio Medici, Margherita Lavorgna, Marina Isidori, Chiara Russo, Elena Orlo, Giovanni Luongo, Giovanni Di Fabio, Armando Zarrelli
Summary: Valsartan, a widely used antihypertensive drug, has been detected in high concentrations in surface waters due to its unchanged excretion and incomplete degradation in wastewater treatment plants. This study investigated the degradation of valsartan and identified 14 degradation byproducts. The acute and chronic toxicity of these byproducts were evaluated in key organisms in the freshwater trophic chain.
SCIENCE OF THE TOTAL ENVIRONMENT
(2024)
Article
Environmental Sciences
Jiang Lin, Lianbao Chi, Qing Yuan, Busu Li, Mingbao Feng
Summary: This study investigated the photodegradation behavior and product formation of two representative pharmaceuticals in simulated estuary water. The study found that the formed transformation products of these pharmaceuticals have potential toxicity on marine organisms, including oxidative stress and damage to cellular components.
SCIENCE OF THE TOTAL ENVIRONMENT
(2024)
Article
Environmental Sciences
Hua Fang, Dongdong Jiang, Ye He, Siyi Wu, Yuehong Li, Ziqi Zhang, Haoting Chen, Zixin Zheng, Yan Sun, Wenxiang Wang
Summary: This study revealed that exposure to lower levels of air pollutants led to decreased pregnancy rates, with PM10, NO2, SO2, and CO emerging as the four most prominent pollutants. Individuals aged 35 and above exhibited heightened susceptibility to pollutants.
SCIENCE OF THE TOTAL ENVIRONMENT
(2024)
Article
Environmental Sciences
Ali Shaan Manzoor Ghumman, Rashid Shamsuddin, Amin Abbasi, Mohaira Ahmad, Yoshiaki Yoshida, Abdul Sami, Hamad Almohamadi
Summary: In this study, inverse vulcanized polysulfides (IVP) were synthesized by reacting molten sulfur with 4-vinyl benzyl chloride, and then functionalized using N-methyl D-glucamine (NMDG). The functionalized IVP showed a high mercury adsorption capacity and a machine learning model was developed to predict the amount of mercury removed. Furthermore, the functionalized IVP can be regenerated and reused, providing a sustainable and cost-effective adsorbent.
SCIENCE OF THE TOTAL ENVIRONMENT
(2024)
Article
Environmental Sciences
Rita Bonfiglio, Renata Sisto, Stefano Casciardi, Valeria Palumbo, Maria Paola Scioli, Erica Giacobbi, Francesca Servadei, Gerry Melino, Alessandro Mauriello, Manuel Scimeca
Summary: This study investigated the presence of aluminum in human colon cancer samples and its potential association with biological processes involved in cancer progression. Aluminum was found in tumor areas of 24% of patients and was associated with epithelial to mesenchymal transition (EMT) and cell death. Additional analyses revealed higher tumor mutational burden and mutations in genes related to EMT and apoptosis in aluminum-positive colon cancers. Understanding the molecular mechanisms of aluminum toxicity may improve strategies for the management of colon cancer patients.
SCIENCE OF THE TOTAL ENVIRONMENT
(2024)
