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Artificial intelligence is transforming the research paradigm of environmental science and engineering

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Environmental Science and Ecotechnology 2024年第3期19卷 1-3页

作者： Xu Wang Guangtao Fu nan-qi ren State Key Laboratory of Urban Water Resource and Environment School of Civil and Environmental EngineeringHarbin Institute of TechnologyShenzhenShenzhen518055China Centre for Water Systems College of EngineeringMathematics and Physical SciencesUniversity of ExeterExeterEX44QFUnited Kingdom

Artificial intelligence(AI),particularly through its datacrunching powerhouse,machine learning(ML),is revolutionizing the way we approach high-throughput data to obtain underlying mechanisms,characterizing,forecasting,and making evidencebased decisions in many fundamental science ***,a pressing question has emerged in the scientific community in recent years:How can we effectively interpret AI algorithms and gauge their contributions to fundamental research?

关键词： has gauge forecasting

Data-driven systematic analysis of waterborne viruses and health risks during the wastewater reclamation process

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Environmental Science and Ecotechnology 2024年第3期19卷 80-90页

作者： Jia-Xin Ma Xu Wang Yi-Rong Pan Zhao-Yue Wang Xuesong Guo Junxin Liu nan-qi ren David Butler Research Center for Eco-Environmental Sciences Chinese Academy of SciencesBeijing100085China State Key Laboratory of UrbanWater Resource and Environment School of Civil and Environmental EngineeringHarbin Institute of TechnologyShenzhenShenzhen518055China University of Chinese Academy of Sciences Beijing100049China Centre for Water Systems College of EngineeringMathematics and Physical SciencesUniversity of ExeterExeterEX44QFUnited Kingdom

Waterborne viral epidemics are a major threat to public *** interest in wastewater reclamation highlights the importance of understanding the health risks associated with potential microbial hazards,particularly for reused water in direct contact with *** study focused on identifying viral epidemic patterns in municipal wastewater reused for recreational applications based on long-term,spatially explicit global literature data during 2000e2021,and modelled human health risks from multiple exposure pathways using a well-established quantitative microbial risk assessment *** median viral loads in municipal wastewater ranged from 7.92×10^(4)to 1.4×10^(6)GC L^(-1)in the following ascending order:human adenovirus(HAdV),norovirus(NoV)GII,enterovirus(EV),NoV GI,rotavirus(RV),and severe acute respiratory syndrome coronavirus 2(SARSCoV-2).Following secondary or tertiary wastewater treatment,NoV GI,NoV GII,EV,and RV showed a relatively higher and more stable log reduction value with medians all above 0.8(84%),whereas SARSCoV-2 and HAdV showed a relatively lower reduction,with medians ranging from 0.33(53%)to 0.55(72%).A subsequent disinfection process effectively enhanced viral removal to over 0.89-log(87%).The predicted event probability of virus-related gastrointestinal illness and acute febrile respiratory illnesses in reclaimed recreational water exceeded the World Health Organization recommended recreational risk benchmark(5%and 1.9%,respectively).Overall,our results provided insights on health risks associated with reusing wastewater for recreational purposes and highlighted the need for establishing a regulatory framework ensuring the safety management of reclaimed waters.

关键词： Reclaimed water Waterborne virus Recreational Human health Data-driven analysis

Cloud-Model-Based Feature Engineering to Analyze the Energy-Water Nexus of a Full-Scale Wastewater Treatment Plant

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Engineering 2024年第5期36卷 63-75页

作者： Shan-Shan Yang Xin-Lei Yu Chen-Hao Cui Jie Ding Lei He Wei Dai Han-Jun Sun Shun-Wen Bai Yu Tao Ji-Wei Pang nan-qi ren State Key Laboratory of Urban Water Resource and Environment Harbin Institute of TechnologyHarbin 150000China Key Laboratory of Environmental Biotechnology Research Center for Eco-Environmental SciencesChinese Academy of SciencesBeijing 100085China School of Civil and Environmental Engineering Harbin Institute of Technology(Shenzhen)Shenzhen 518055China China Energy Conservation and Environmental Protection Group Beijing 100089China

Wastewater treatment plants(WWTPs)are important and energy-intensive municipal *** energy consumption and relatively low operating performance are major challenges from the perspective of carbon ***,water-energy nexus analysis and models for WWTPs have rarely been reported to *** this study,a cloud-model-based energy consumption analysis(CMECA)of a WWTP was conducted to explore the relationship between influent and energy consumption by clustering its influent’s *** principal component analysis(PCA)and K-means clustering were applied to classify the influent condition using water quality and volume *** energy consumption of the WWTP is divided into five standard evaluation levels,and its cloud digital characteristics(CDCs)were extracted according to bilateral constraints and golden ratio *** results showed that the energy consumption distribution gradually dispersed and deviated from the Gaussian distribution with decreased water concentration and *** days with high energy efficiency were extracted via the clustering method from the influent category of excessive energy consumption,represented by a compact-type energy consumption distribution curve to identify the influent conditions that affect the steady distribution of energy *** local WWTP has high energy consumption with 0.3613 kW·h·m^(-3)despite low influent concentration and volumes,across four consumption levels from low(I)to relatively high(IV),showing an unsatisfactory operation and management *** average oxygenation capacity,internal reflux ratio,and external reflux ratio during high energy efficiency days recognized by further clustering were obtained(0.2924-0.3703 kg O_(2)·m^(-3),1.9576-2.4787,and 0.6603-0.8361,respectively),which could be used as a guide for the days with low energy ***,this study offers a water-energy nexus analysis method to identify influent conditions with operational manageme

关键词： Wastewater treatment plants Cloud-model theory Data mining Principal component analysis K-means clustering Cloud-model-based energy consumption analysis

Selective removal of sulfamethoxazole by a novel double Z-scheme photocatalyst:Preferential recognition and degradation mechanism

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Environmental Science and Ecotechnology 2024年第1期17卷 163-175页

作者： Jing-Yan Zhang Jie Ding Lu-Ming Liu RuiWu Lan Ding Jun-qiu Jiang Ji-Wei Pang Yan Li nan-qi ren Shan-Shan Yang State Key Laboratory of Urban Water Resource and Environment School of EnvironmentHarbin Institute of TechnologyHarbin150090China Harbin Institute of Technology National Engineering Research Center of Water Resources Co. LtdHarbin150090China College of Chemistry Jilin University2699 Qianjin StreetChangchun130012China China Energy Conservation and Environmental Protection Group Beijing100089China School of Environmental Science and Engineering Yancheng Institute of TechnologyYancheng224051China

Sulfamethoxazole(SMX)is a significant environmental concern due to its adverse effects and ecological *** elimination in aquatic environments via photocatalysis presents a viable solution,given its high oxidation ***,such a solution remains controversial,primarily due to a lack of *** we introduce a molecularly imprinted TiO2@Fe_(2)O_(3)@g-C_(3)N_(4)(MFTC)photocatalyst designed for the selective degradation of *** assess MFTC's selectivity,we applied it to degrade synthetic wastewater containing SMX alongside interfering species sulfadiazine(SDZ),ibuprofen(IBU),and bisphenol A(BPA).The results demonstrated a selective degradation efficiency rate of 96.8%,nearly twice that of competing *** molecularly imprinted sites within the catalyst played a crucial role by selectively capturing SMX and enhancing its adsorption,thereby improving catalytic *** degradation process involvedOH and·O_(2)^(-)free radicals,with a newly proposed double Z-scheme mechanism and potential pathway for SMX degradation by the MFTC photocatalytic *** study enriches the application of photocatalysis using molecularly imprinted nanocomposite materials for treating complex pollutant mixtures in water.

关键词： selective photochemical oxidation Molecular imprinting Double Z-scheme heterojunction TiO2@Fe_(2)O_(3)@g-C_(3)N_(4) Sulfamethoxazole degradation

Nitrite-driven anaerobic ethane oxidation

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Environmental Science and Ecotechnology 2024年第5期21卷 361-368页

作者： Cheng-Cheng Dang Yin-Zhu Jin Xin Tan Wen-Bo Nie Yang Lu Bing-Feng Liu De-Feng Xing nan-qi ren Guo-Jun Xie State Key Laboratory of Urban Water Resource and Environment School of EnvironmentHarbin Institute of TechnologyHarbin150090China Key Laboratory of the Three Gorges Region's Eco-Environment Ministry of EducationCollege of Environment and EcologyChongqing UniversityChongqing400044China Water Innovation and Smart Environment Laboratory School of Civil and Environmental EngineeringFaculty of EngineeringQueensland University of TechnologyBrisbaneQueensland4001Australia

Ethane,the second most abundant gaseous hydrocarbon in vast anoxic environments,is an overlooked greenhouse *** anaerobic oxidation of ethane can be driven by available electron acceptors such as sulfate and ***,despite nitrite being a more thermodynamically feasible electron acceptor than sulfate or nitrate,little is known about nitrite-driven anaerobic ethane *** this study,a microbial culture capable of nitrite-driven anaerobic ethane oxidation was enriched through the long-term operation of a nitrite-and-ethane-fed *** continuous operation,the nitrite removal rate and the theoretical ethane oxidation rate remained stable at approximately 25.0 mg NO_(2) eN L^(-1) d^(-1) and 11.48 mg C2H6 L^(-1) d^(-1),*** tests demonstrated that ethane is essential for nitrite removal in this microbial *** function analysis revealed that a species affiliated with a novel genus within the family Rhodocyclaceae,designated as'Candidatus Alkanivoras nitrosoreducens',may perform the nitrite-driven anaerobic ethane *** the proposed metabolic model,despite the absence of known genes for ethane conversion to ethyl-succinate and succinate-CoA ligase,'***'encodes a prospective fumarate addition pathway for anaerobic ethane oxidation and a complete denitrification pathway for nitrite reduction to *** findings advance our understanding of nitrite-driven anaerobic ethane oxidation,highlighting the previously overlooked impact of anaerobic ethane oxidation in natural ecosystems.

关键词： Anaerobic ethane oxidation Denitrification Microbial culture Fumarate addition pathway Greenhouse gas

Radical innovation breakthroughs of biodegradation of plastics by insects:history,present and future perspectives

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Frontiers of Environmental Science & Engineering 2024年第6期18卷 127-165页

作者： Shan-Shan Yang Wei-Min Wu Federica Bertocchini Mark Eric Benbow Suja P.Devipriya Hyung Joon Cha Bo-Yu Peng Meng-qi Ding Lei He Mei-Xi Li Chen-Hao Cui Shao-nan Shi Han-Jun Sun Ji-Wei Pang Defu He Yalei Zhang Jun Yang Deyi Hou De-Feng Xing nan-qi ren Jie Ding Craig S.Criddle State Key Laboratory of Urban Water Resource and Environment School of EnvironmentHarbin Institute of TechnologyHarbin 150090China Department of Civil and Environmental Engineering William&Cloy Codiga Resource Recovery CenterStanford UniversityStanfordCA 94305USA Plasticentropy rue Thiers 28Reims 51100France Department of Entomology and Department of Osteopathic Medical Specialties Michigan State UniversityEast LansingMI 48824USA School of Environmental Studies Cochin University of Science and TechnologyKochi 682022India Department of Chemical Engineering Pohang University of Science and TechnologyPohang 37673Republic of Korea School of Environmental Science and Engineering Tongji UniversityShanghai 200092China China Energy Conservation and Environmental Protection Group CECEP Talroad Technology Co.Ltd.Beijing 100096China School of Ecological and Environmental Sciences East China Normal UniversityShanghai 200241China Research Institute for Frontier Science Beihang UniversityBeijing 100191China School of Environment Tsinghua UniversityBeijing 100084China

Insects damaging and penetrating plastic packaged materials has been reported since the *** innovation breakthroughs of plastic biodegradation have been initiated since the discovery of biodegradation of plastics by Tenebrio molitor larvae in 2015 followed by Galleria mellonella in *** we review updated studies on the insect-mediated biodegradation of *** biodegradation by insect larvae,mainly by some species of darkling beetles(Tenebrionidae)and pyralid moths(Pyralidae)is currently a highly active and potentially transformative area of *** the past eight years,publications have increased explosively,including discoveries of the ability of different insect species to biodegrade plastics,biodegradation performance,and the contribution of host and microbiomes,impacts of polymer types and their physic-chemical properties,and responsible enzymes secreted by the host and gut *** date,almost all major plastics including polyethylene(PE),polypropylene(PP),polyvinyl chloride(PVC),polyethylene terephthalate(PET),polyurethane(PUR),and polystyrene(PS)can be biodegraded by *** and ten other insect species representing the Tenebrionidae and Pyralidae *** biodegradation processes are symbiotic reactions or performed by synergistic efforts of both host and gut-microbes to rapidly depolymerize and biodegrade plastics with hourly *** digestive ezymens and bioreagents screted by the insects play an essential role in plasatic biodegradation in certain species of Tenebrionidae and Pyralidae *** research on the insect itself,gut microbiomes,transcriptomes,proteomes and metabolomes has evaluated the mechanisms of plastic biodegradation in *** conclude this review by discussing future research perspectives on insect-mediated biodegradation of plastics.

关键词： Plastics Biodegradation Insects Gut microbiomes Enzymes

Spatiotemporal drivers of urban water pollution:Assessment of 102 cities across the Yangtze River Basin

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Environmental Science and Ecotechnology 2024年第4期20卷 300-314页

作者： Yi-Lin Zhao Han-Jun Sun Xiao-DanWang Jie Ding Mei-Yun Lu Ji-Wei Pang Da-Peng Zhou Ming Liang nan-qi ren Shan-Shan Yang State Key Laboratory of Urban Water Resource and Environment School of EnvironmentHarbin Institute of TechnologyHarbin 150090China China Energy Conservation and Environmental Protection Group Beijing 100082China China Energy Conservation and Environmental Protection Group CECEP Digital Technology Co.Ltd.Beijing 100089China China Railway Engineering Design and Consulting Group Co. Ltd.Beijing 100055China

Effective management of large basins necessitates pinpointing the spatial and temporal drivers of primary index exceedances and urban risk factors,offering crucial insights for basin ***,comprehensive examinations of multiple pollutants within the Yangtze River Basin remain *** we introduce a pollution inventory for urban clusters surrounding the Yangtze River Basin,analyzing water quality data from 102 cities during *** assessed the exceedance rates for six pivotal indicators:dissolved oxygen(DO),ammonia nitrogen(NH_(3)-N),chemical oxygen demand(COD),biochemical oxygen demand(BOD),total phosphorus(TP),and the permanganate index(COD_(Mn))for each *** random forest regression and SHapley Additive exPlanations(SHAP)analyses,we identified the spatiotemporal factors influencing these key *** results highlight agricultural activities as the primary contributors to the exceedance of all six indicators,thus pinpointing them as the leading pollution source in the ***,forest coverage,livestock farming,chemical and pharmaceutical sectors,along with meteorological elements like precipitation and temperature,significantly impacted various indicators'***,we delineate five core urban risk components through principal component analysis,which are(1)anthropogenic and industrial activities,(2)agricultural practices and forest extent,(3)climatic variables,(4)livestock rearing,and(5)principal polluting *** cities were subsequently evaluated and categorized based on these risk components,incorporating policy interventions and administrative performance within each *** comprehensive analysis advocates for a customized strategy in addressing the discerned risk factors,especially for cities presenting elevated risk levels.

关键词： Basin management Primary indices Urban risk factors Yangtze river basin Local conditions

揭示氨对正己酸生产影响的机制——影响途径、关键酶和微生物

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Engineering 2024年第4期35卷 180-190页

作者： qing-Lian Wu Ke-Xin Yuan Wei-Tong ren Lin Deng Hua-Zhe Wang Xiao-Chi Feng He-Shan Zheng nan-qi ren Wan-qian Guo State Key Laboratory of Urban Water Resource and Environment Harbin Institute of TechnologyHarbin 150090China College of Architecture and Environment Sichuan UniversityChengdu 610065China State Key Laboratory of Urban Water Resource and Environment School of Civil and Environmental EngineeringHarbin Institute of Technology(Shenzhen)Shenzhen 518055China College of Chemistry and Chemical Engineering Qiqihar UniversityQiqihar 161006China

n-Caproate,which is produced via chain elongation(CE)using waste biomass,can supply various fossilderived products,thus advancing the realization of carbon *** released from the degradation of nitrogen-rich waste biomass can act as a nutrient or an inhibitor in anaerobic bioprocesses,including CE,with the distinction being primarily dependent on its ***,the optimal concentration of ammonia and the threshold of toxicity for open-culture n-caproate production using ethanol as an electron donor,along with the underlying mechanisms,remain *** study revealed that the optimal concentration of ammonia for n-caproate production was 2.0 g∙L^(-1),whereas concentrations exceeding this threshold markedly suppressed the CE *** of the mechanism revealed the involvement of two forms of ammonia(i.e.,ammonium ions and free ammonia)in this inhibitory *** ammonia levels(5.0 g∙L^(-1))induced excessive ethanol oxidation and suppressed the reverse β-oxidation(RBO)process,directly leading to the enhanced activities of enzymes(phosphotransacetylase and acetate kinase)responsible for acetate formation and diminished activities of butyryl-coenzyme A(CoA):acetyl-CoA transferase,caproyl-CoA:butyryl-CoA transferase,and caproyl-CoA:acetyl-CoA transferase that are involved in the syntheses of n-butyrate and ***,the composition of the microbial community shifted from Paraclostridium dominance(at 0.1 g∙L^(-1)ammonia)to a co-dominance of Fermentimonas,Clostridium sensu stricto 12,and Clostridium sensu stricto 15 at 2.0 g∙L^(-1)***,these CE-functional bacteria were mostly absent in the presence of excessive ammonia(5.0 g∙L^(-1)ammonia).Metagenomic analysis revealed the upregulation of functions such as RBO,fatty acid synthesis,K^(+)efflux,adenosine triphosphatase(ATPase)metabolism,and metal cation export in the presence of 2.0 g∙L^(-1)ammonia,collectively contributing to enhanced n-caproate produc

关键词： Ammonia inhibition Medium chain fatty acids n-Caproate Enzyme Metagenomics

By the power of young researchers

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Environmental Science and Ecotechnology 2021年第4期8卷 10-12页

作者： nan-qi ren State Key Laboratory of Urban Water Resource and Environment School of EnvironmentHarbin Institute of TechnologyHarbin150090China

Anchored in this changing time,science and technologies matter;yet young researchers matter *** is not simply that in time they will grow to be the next generation of experienced scientists,but that,at this point in their career,their fearlessness and ambitions make them driving forces of evolutional changes,adventurers pushing intellectual boundaries,and navigators in the big *** is exactly why we called out the inaugural EarlyCareer Editorial Board(ECEB)of Environmental Science and Ecotechnology.

关键词： technology. driving young