Shaoyong Lu

Shaoyong Lu
Chinese Research Academy of Environmental Sciences | CRAES · Lake ecological envrionment basement

PhD

About

103
Publications
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2,498
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Publications

Publications (103)
Article
Perfluorohexanoic acid (PFHxA) has been recognized as an alternative to the wide usage of perfluorooctanoate (PFOA) and perfluorooctane sulfonate (PFOS) in the fluoropolymer industry for years. PFHxA has been frequently detected in the environment due to its wide application. However, the ecological safety of PFHxA, especially its toxicological eff...
Article
A pilot-scale multistage constructed wetland-pond (MCWP) system with a "pre-ecological oxidation pond, two-stage horizontal subsurface flow constructed wetland (HSCW) and surface flow constructed wetland (SFCW) as the core and postsubmerged plant pond" as the process was used to treat actual polluted river water in the field, and the variation in n...
Article
Full-text available
The quality of micropolluted water is unstable and its substrate concentration fluctuates greatly. The goal is to predict the concentration effect on the treatment of nitrogen in a river with an actual low C/N ratio for the proposed full-scale Xiaoyi River estuary wetland, so that the wetland project can operate stably and perform the water purific...
Article
To investigate the effect of a constructed wetland (CW) with steel slag as the filler on water contaminated by low phosphorus levels, a multistage pond CW system was designed in this study. Low-phosphorus polluted river water was used as the research object. This study explored the effects of using steel slag as a CW filler on phosphorus removal an...
Article
Full-text available
The occurrence, distribution, sources, and ecological risks of organochlorine pesticides in Dongting Lake of China were investigated. The average concentrations of organochlorine pesticides (OCPs) in 22 surface water samples and 14 sediment samples were 90.07 ng/L and 80.65 ng/g dw, respectively. Sixteen types of OCPs, dominated by HCHs, DDTs and h...
Article
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Antibiotics are widely detected in the water environment, posing a serious threat to the health of humans and animals. The effect of levofloxacin (LOFL) on pollutant removal and the difference in the influence mechanisms at normal and low temperatures in constructed wetlands are worth discussing. A hydroponic culture experiment was designed with Ir...
Article
Full-text available
Perfluorohexanoic acid (PFHxA), a widely used emerging alternative for 8-carbon PFAAs, has been detected at a high level in the water environment. While its toxicity and environmental health risk are still largely unknown in aquatic life. The present study aimed to evaluated the possible developmental neurotoxicity induced by PFHxA exposure (0, 0.4...
Article
Full-text available
Human activities, particularly in large cities, can lead to pollution caused by micropollutants such as pesticides in water bodies, which have been recognized as serious threats to the environment and human health. The pollution level of six organophosphorus pesticides, three herbicides, and one bactericide in groundwater and the Wenyu River, and t...
Preprint
Full-text available
Background Single-stage constructed wetlands (CWs) has a single ecological service function and is greatly affected by temperature, which are general in removal of total nitrogen. Multistage hybrid CWs were proven to capable of enhancing removal of nitrogen. Therefore, this study aimed to explore the variation in nitrogen removal in the combined CW...
Article
In this study, three types of constructed wetlands (CWs) (biofilm-attachment-surface-CWs, packed bed-CWs and traditional-CWs) were assembled to comparatively evaluate their ability and mechanism to remove tri-(2-chloroisopropyl) phosphate (TCPP) under continuous flow operation. The removal rate (26%–28%) of TCPP in two types of CWs containing plant...
Article
The molecular mechanism of contaminant removal in different electrolysis -integrated constructed wetlands (CWs) was explored. Electrolysis (microbial fuel cells (MFC) and direct current (EC))-integrated CWs achieved high removal efficiencies for chemical oxygen demand (COD; 82.18% in MFC-CWs and 81.57% in EC-CWs), total nitrogen (TN; 75.08% in MFC-...
Article
This study aims to investigate the removal efficiency and mechanism of sulfamethoxazole (SMX) and fate of corresponding sul genes in an electrolysis-integrated tidal flow constructed wetland system (EC-TFCWs). Compared with the single-stage TFCWs, excellent SMX removal was obtained in EC-TFCWs (increased by nearly 20%) owing to synergistic effect o...
Article
Constructed wetlands (CWs) have been widely utilized for various types of wastewater treatment due to their merits, including high cost-effectiveness and easy operation. However, a few intrinsic drawbacks have always restricted their application and long-term stability, especially their weak performance at temperatures under 10 °C (low temperatures...
Article
Considering its ubiquitous occurrence and potential adverse effects of organophosphorus flame retardant (OPFR), it is urgent to explore the efficient treatment for OPFRs wastewater. Thus, integrated vertical-flow constructed wetlands (IVCWs) were set up to comparatively evaluate their nitrogen removal capacity under tidal flow operations and to inv...
Article
Zeolite played an important role in the removal of antibiotics in constructed wetlands (CWs) due to the high pollution adsorption capacity and tremendous amount of microorganism attachment sites. However, the contribution of adsorption and microbial degradation of this substrates on antibiotic removal, and the degradation difference and mechanism i...
Article
The occurrence and distribution of 14 antibiotics in the surface water and sediment of Nansi Lake's inflowing rivers were studied. The concentrations of the antibiotics in the sediment and water were not detected (ND)-193,440 ng kg-1 and ND-694 ng L-1, respectively, and ofloxacin was identified as the main antibiotic. The target antibiotics were id...
Article
Zeolite played an important role in the removal of antibiotics in constructed wetlands (CWs) due to the high pollution adsorption capacity and tremendous amount of microorganism attachment sites. However, the contribution of adsorption and microbial degradation of this substrates on antibiotic removal, and the degradation difference and mechanism i...
Article
Full-text available
The pharmaceutical and personal care product (PPCP) residues in freshwater lakes are being highlighted around the world. The occurrence and ecological risk of 34 PPCPs classified as antibiotics, non-steroidal anti-inflammatory drugs (NSAID), cardiovascular drugs, psychotropic drugs, anti-inflammatory drugs, psychostimulants, and pesticides during r...
Article
The riparian zones that were surround bodies of fresh water have been extensively degraded by human influence. Their restoration strength and management are an issue of urgent. Particularly, the knowledge based for the restoration of riparian zone has expanded in recent years. However, progress on a global scale has been limited, because little is...
Article
Pollution caused by antibiotics has been highlighted in recent decades as a worldwide environmental and health concern. Compared to traditional physical, chemical and biological treatments, constructed wetlands (CWs) have been suggested to be a cost-efficient and ecological technology for the remediation of various kinds of contaminated waters. In...
Article
Full-text available
A reliable system simulation of the reciprocal mechanism between water resource utilization and dualistic water cycle is essential to the basin water resource sustainability management. In this study, a system dynamic model was built to simulate the water cycle change and lake water environmental pressure under the influence of water resources util...
Article
The immobilization of organic contaminants in sediment-water systems is of growing concern. Using biochar as sorbent amendment to reduce the mobility of pollutants in the sediment-water interface is becoming increasingly popular as a low-cost and environmentally friendly option. In this study, we mixed sediment from the Weishan Lake with biochar (0...
Article
Full-text available
An investigation into the occurrence of volatile organic compounds (VOCs) in the surface water of Poyang Lake was conducted. The determination of 54 different kinds of VOCs was performed with a purge and trap-gas chromatography-mass spectrometry method at 28 sampling points. Twenty-two types of VOCs were detected; methylene chloride had the highest...
Article
Full-text available
In this study, 15 representative surface waters and sediments and seven typical fish were collected during the wet season in 2016 to explore the occurrence, chemical fractionation, and ecological risk of heavy metals (Cu, Zn, Pb, Cd, Cr, Hg, As, and Ni) in aquatic ecosystems of Dongting Lake in China. In surface water, the concentrations of all ele...
Article
The pollution of antibiotics and antibiotic resistance genes (ARGs) has been highlighted on a global scale because of their serious threats to the environment and human health. Typical urban water in cities with high population density are ideal mediums for the acquisition and spread of antibiotics and ARGs. The pollution level of a broad range of...
Article
Sulfonamide antibiotics are widely detected in soil, surface water, sediments and drinking water due to their stable nature, which has huge potential risks. In this study, we reclaimed activated carbon with hexadecyl trimethyl ammonium bromide (CTAB) modification (MAC) as the adsorbents to remove aqueous sulfamethazine (SMX) and sulfamethoxazole (S...
Article
Full-text available
Modeling and predicting of a novel polar organic chemical integrative sampler (POCIS) for sampling of perfluorooctanoic acid (PFOA) and perfluorooctanesulfonic acid (PFOS) using molecularly imprinted polymers (MIPs) as receiving phase are presented in this study. Laboratory microcosm experiments were conducted to investigate the uptake kinetics, ef...
Article
The composite material based on natural Zeolite coated with TiO2 (TiO2/ZEO) synthesized by sol-gel method was used as a photocatalyst to rapidly degrade Sulfadiazine (SDZ). The adsorption-degradation behavior and mechanism of SDZ on TiO2/ZEO were investigated for revealing the role of adsorption and degradation under UV light. TiO2/ZEO was easier t...
Article
The residues of organophosphorus pesticides (OPPs) have been widely detected in rivers, the gulf, and even groundwater and drinking water, which may pose a serious threat to aquatic ecosystems and human health. Compared to other treatments, constructed wetlands (CWs) have been demonstrated to be a cost-effective alternative risk mitigation strategy...
Article
Polycyclic aromatic hydrocarbons (PAHs) residues have attracted attention worldwide. This study summarizes the current levels of PAH exposure in the water environments of lakes. In addition, the risk levels from individual PAHs and ΣPAHs in the water environments of lakes in China were evaluated by incremental lifetime cancer risk (ILCR) assessment...
Article
The efficiency of nitrogen removal and its mechanism, aquatic organism distribution characteristics and regeneration capability of zeolite from an integrated vertical-flow constructed wetland (IVFCW) for low pollution water treatment were evaluated after steady and continuous operation for eight years. After running for eight years, better than ave...
Article
This study aims to investigate the occurrence, distribution and risk assessment of volatile organic compounds (VOCs) in Dongjiang Lake of China. Twenty two kinds of VOCs were detected, and the major VOCs were alkene compounds. The total concentration of VOCs (∑VOCs) ranged from 2.93 to 4.69 µg/L, and none of the VOCs detected in Dongjiang Lake exce...
Article
Full-text available
The performance of activated carbon (AC) with respect to characterization, adsorption kinetics, thermodynamics, and isotherms was addressed in this study. The effects of initial concentration, pH, contact time, ion strength, and temperature on removal efficiency were also studied. The adsorption isotherms of Cd2+ and Cr6+ on activated carbon can fi...
Article
The potential threat of antibiotics to the environment and human health has raised significant concerns in recent years. The consumption and production of antibiotics in China are the highest in the world due to its rapid economic development and huge population, possibly resulting in the high detection frequencies and concentrations of antibiotics...
Article
Full-text available
The contamination level of 12 antibiotics in 8 species of fish and shrimp from the Dongting Lake, China, was firstly studied. In total, the concentrations of antibiotics in fish and shrimp were lower, which were far lower than the maximum residue limits. The most abundant compound was enrofloxacin followed by sulfadiazine, sulfamethoxazole, saraflo...
Article
Full-text available
According to current study, seven surface sediments and three sediment cores were collected from three typical areas of Tiaoxi River, which were living area, agricultural area, and industrial area. The water quantity into the Lake Taihu from the Tiaoxi River accounted for almost one third of the total water quantity by all rivers into the Lake Taih...
Article
Full-text available
The adsorption behaviours and mechanisms of ciprofloxacin (CIP) and sulfamethoxazole (SMZ) as adsorptives on humic acid (HA) as adsorbents were studied. The adsorption isotherms of CIP and SMZ on HA fit the Freundlich equation better, and sorption equilibrium could be attained within 12 h. The maximum adsorption capacities of CIP and SMZ on HA were...
Article
The treatment efficiency of constructed wetlands (CWs) is highly dependent on the stability of the hydraulic flow patterns. To date, general technologies used to study hydraulic flow patterns of CWs mainly include tracer method, model simulation and velocity measurement, which are either expensive, empirical, or having secondary pollution. In this...
Article
Poor stability of land/water ecotone (L/WE) soil is a serious and increasing problem in the context of ecological restoration. Effective management by adding straw and polyacrylamide (PAM), i.e., SPAM, to soil may increase soil stability, including structure and fertility. Thus, it is important to explore the effects of SPAM on L/WE soil, as well a...
Article
Full-text available
Combination of emergent and submerged plants has been proved to be able to enhance pollutant removal efficiency of surface flow-constructed wetland (SFCW) during winter. However, intensive photosynthesis of submerged plants during summer would cause pH increase, which may have adverse effects on emergent plants. In this study, nitrogen transformati...
Article
Full-text available
Based on the compartment and exponential models, the distribution of Fukushima-derived ¹³⁷Cs was evaluated at four sampling dates in undisturbed coniferous forest soil. The compartment model was employed to evaluate the dynamic of ¹³⁷Cs in the three sub-sections of the forest floor (FF), namely undergrowth (UG), litter layer (OL), and fragmented li...
Article
Full-text available
Based on the data analysis of the water environmental quality and economic development from 2002 to 2012 in the Nansi Lake basin, the correlation and change between the water environmental quality and economic development were studied. Results showed that the GDP and wastewater emissions of point source in the Nansi Lake basin had an average annual...
Article
Phragmites australis carbon (PAC) was produced from phragmites australis by phosphoric acid (H3PO4) activation. To achieve a better amoxicillin (AMX) adsorption performance, manganous dihydrogen phosphate (Mn(H2PO4)2) and manganese chloride (MnCl2) were impregnated, producing PAC-MP and PAC-MC, respectively. Adsorption studies were carried out in d...
Article
Phosphorus (P) forms found in lake sediments provide information that is important for eutrophication control. Contents of nine kinds of phosphorus forms in five top-layer (0-10 cm) sediment samples collected from Lake Dianchi, China were investigated. Inorganic phosphorus (I-P) comprised 62.3-78.2% of TP in these samples, owing to the low level of...
Article
Surface water from 18 rivers (including the buffer zone and lakeside area) around Erhai Lake was sampled in the dry and rainy seasons of 2013. The water quality was measured and the spatial variations of selected water quality parameters were determined. The results indicated that the following five parameters, ρ(TN), ρ(NO3−-N), ρ(NH3-N), ρ(TP), an...
Article
The effects and mechanism of chemical oxygen demand (COD), nitrogen, and phosphorus concentration removal by an integrated vertical-flow constructed wetland were studied in the wetland system during one inlet–outlet operating period, in two typical stages (each stage is connective 24 h, sampled once every 4 h). The concentration of ammonia decrease...
Article
The inhibitory effects of three inactivation agents (PHOSLOCK, Al2(SO4)318H2O, and PAC-polymeric aluminum chloride) on phosphorus (P) release from sediment in Lake Dianchi were examined. The influence of temperature on P release was also assessed. We found that at increased temperatures, P release from sediment increased. While the temperature incr...
Article
The adsorption of phosphate from water by two lanthanum hydroxides (LHs), a commercial LH and a synthesized LH from waste alkaline solution, was investigated. The amorphous synthesized LH had higher specific surface area, and showed greater performance for phosphate adsorption than the crystalline commercial LH. The phosphate adsorption data agreed...
Article
Effects of Fe3+on the motility parameters and oxidative stress of Chinese loach (Misgurnus anguillicaudatus) sperm were investigated in vitro. Loach sperm were exposed for 1, 2, 4 h to Fe3+at concentrations of 10, 25, 50, 100 and 500 μM. Results revealed that 10 μM of Fe3+had significant influence on motility parameter and antioxidant responses ind...
Article
Aeration was one of the common techniques which were focused in environmental engineering research. In this study, experiments were carried out to investigate the effect of aeration on nitrogen (N) fractions and its transformation in the sediment-water interface from urban lake. In addition, we measured the dehydrogenase (DHA) and Chla content in s...
Article
The surface sediments in western lakeside belt of Taihu Lake were collected. The spatial distribution of nutrients and pollution evaluation were studied. The results showed that concentration of the nitrogen, phosphorus and organic matter in the surface sediments had an increasing tendency from inshore to the far shore. The concentration of organic...
Article
The bio-rack is a new approach for treating low-concentration polluted river water in wetland systems. A comparative study of the efficiency of contaminant removal between four plant species in bio-rack wetlands and between a bio-rack system and control system was conducted on a small-scale (500 mm length x 400 mm width x 400 mm height) to evaluate...
Article
Totally 37 surface sediments were sampled from the different sections of 7 main rivers around Taihu Lake at September 2009. The contents of total nitrogen, ammonia nitrogen, and nitrate nitrogen in these samples had been determined, and the nitrogen speciation distribution in sediments of the rivers had been analyzed. Aim of this study was to provi...
Article
Top layer (0~10 cm) samples in the lakeside zones of Taihu Lake were collected. The content of organic matter (OM), total nitrogen (TN), and total phosphorus (TP) were measured, and finally pollution assessment for top layer sediments was made. The results showed that the OM levels in top layer sediments in lakeside zones of Taihu Lake ranged from...
Article
In order to reveal spatial distribution characteristics of nutrient in the surface sediments of Lake Changshouhu, contents of total nitrogen (TN), total phosphorus (TP) and organic matter (OM) of 62 surface sediments samples were determined and compared with other urban (suburban) lakes in China. C/N and the correlation of TN, TP and OM had also be...
Article
The effects of inactivation agents, including common polymeric aluminium (Al) chloride (CPAC) and Ecological Type PAC (UNIC), on phosphorus (P) released from sediment are unclear. To determine these effects, we performed seven experiments using various inactivation agent additions. The experimental schemes used were as follows: (1) CPAC, 15 mg Al L...
Conference Paper
A comparative study of the purifying efficiency between two plant species was conducted in the bio-rack wetlands for low-concentration polluted river water treatment in order to evaluate the purified effects of different wetland plants. When TN, NH3-N, NO3-N, TP, and COD concentrations of the influent were 1.42–5.92 mg/L, 0.153–2.04 mg/L, 0.392–1.9...
Conference Paper
HengTanghe River, which is a channel along the west coast of Taihu Lake, connects several inflow rivers into the lake. It has a certain distance away from the lake embankment. From June 2010 to May 2011, the water samples of Hengtanghe River were collected in Zhoutie town near the village of Yangxi, Yixing. The variation of river water quality was...
Article
Lake littoral zone, as a natural protection barrier of lake, is one kind of the most important ecotones between terrestrial and aquatic ecosystem. It plays an important role in diluting pollutant concentration, improving aquatic environment and providing aquatic animals' habitat for their survival and reproduction. Therefore, ecological restoration...
Article
The decay of virioplankton is one of the most important process of virioplankton population dynamics. Besides the solar-ultraviolet radiation b, other factors can also lead to the decay of virioplankton. Experiment was carried out to study the decay rate of cyanophage PP caused by some environmental factors: non-UVB radiation in sunlight, particle...
Article
Influence of various disturbance intensities on nitrogen, phosphorus and permanganate index (PI) release of Potamogeton crispus were investigated during the plant soaking in water, and the plant materials were collected in an urban lake of Beijing. Results showed that more rapid release of TP and PI from Potamogeton crispus were caused by disturban...
Article
Microbial activity may influence phosphorus (P) deposit and release at the water sediment interface. The properties of DO (dissolved oxygen), pH, P fractions (TP, Ca-P, Fe-P, OP, IP), and APA (alkaline phosphatase activity) at the water sediment interface were measured to investigate microbial activity variations in surface sediment under condition...