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Assessment of risk for aromatic hydrocarbons resulting from subsea Blowouts: A case study in eastern Canada

Author(s): Yang Z; Chen Z; Xin Q; Lee K;

There is increasing concern over the environmental risks associated with deepwater petroleum exploration activities. The integration of environmental risk assessment and oil spill modeling can help to understand and quantitatively characterize the potential risks from subsea blowouts in specific regions. This study integrates a novel deepwater oil spill m ...

Article GUID: 39571296


Amorphous Cu/Fe nanoparticles with tandem intracellular and extracellular electron capacity for enhancing denitrification performance and recovery of co-contaminant suppressed denitrification

Author(s): Fu J; Guo T; Li H; Liu W; Chen Z; Wang X; Guo J;

In this study, a functionally stable insoluble Cu/Fe nanoparticles (Cu/Fe NPs) were synthesized and applied denitrification with different contaminants. The results showed that 50 mg/L Cu/Fe NPs increased NO3--N reduction rate up to 14.3 mg/(L·h) about 3 folds compared with the control system (4.7 mg/(L·h)), and Cu/Fe NPs exhibited excellent restorative e ...

Article GUID: 39542060


An integrated environmental and economic assessment for the disposal of food waste from grocery retail stores towards resource recovery

Author(s): Zhou S; Chen Z; Huang X; Yang X; Lyu L; An C; Peng H;

Food waste gives rise to many environmental problems. A large amount of food waste is produced by grocery retail stores. It is therefore important to apply efficient food waste treatment technologies with minimal environmental impact and investigate the optimal approach for food waste collection, transportation, and treatment. In the present study, a life ...

Article GUID: 39480576


The degradation of polylactic acid face mask components in different environments

Author(s): Lyu L; Bagchi M; Ng KTW; Markoglou N; Chowdhury R; An C; Chen Z; Yang X;

The disposal of fossil fuel-based plastics poses a huge environmental challenge, leading to increased interest in biodegradable alternatives such as polylactic acid (PLA). This study focuses on the environmental impact and degradation of PLA face mask components under various conditions (UV (Ultraviolet) radiation, DI water, landfill leachate of various a ...

Article GUID: 39378804


Reduction of Cr(VI) by Bacillus toyonensis LBA36 and its effect on radish seedlings under Cr(VI) stress

Author(s): Tan A; Wang H; Zhang H; Zhang L; Yao H; Chen Z;

Chromium, being among the most toxic heavy metals, continues to demand immediate attention in the remediation of Cr-contaminated environments. In this study, a strain of LBA36 (Bacillus toyonensis) was isolated from heavy metal contaminated soil in Luanchuan County, Luoyang City, China. The reduction and adsorption rates of LBA36 in 30 mg·L-1 Cr-containin ...

Article GUID: 39346031


Fe/GMP functional nanomaterial enhancing the denitrification efficiency by bi-signal regulation: Electron transfer and microbial community

Author(s): Hao Y; Guo T; Li H; Liu W; Chen Z; Zhang W; Wang X; Guo J;

A novel functional nanomaterial composed of guanosine monophosphate (GMP) and Fe enhanced denitrification efficiency by regulating electron transfer and microbial community. Fe/GMP enhanced nitrate (NO3-) degradation rates by 3.00-fold in serum vial batch experiments, with a rate constant of 17.39 mg/(L·h) in sequencing batch reactor. Fe/GMP-mediated inte ...

Article GUID: 39326537


Correction to: Construction, renovation, and demolition waste in landfill: a review of waste characteristics, environmental impacts, and mitigation measures

Author(s): Chen Z; Feng Q; Yue R; Chen Z; Moselhi O; Soliman A; Hammad A; An C;

No abstract available

Article GUID: 39322936


Revealing the Freezing-Induced Alteration in Microplastic Behavior and Its Implication for the Microplastics Released from Seasonal Ice

Author(s): Chen Z; Elektorowicz M; An C; Tian X; Wang Z; Yang X; Lyu L;

Ice can serve as a significant temporary repository and conveyance mechanism for microplastics (MPs). MPs present in the water column can become entrapped within developing ice formations, subsequently being sequestered and transported by ice floes. With changing temperatures, MPs stored in ice can be released back into the environment, while freezing con ...

Article GUID: 39031076


Carbon based sensors for air quality monitoring networks; middle east perspective

Author(s): Shahid I; Shahzad MI; Tutsak E; Mahfouz MMK; Al Adba MS; Abbasi SA; Rathore HA; Asif Z; Chen Z;

IoT-based Sensors networks play a pivotal role in improving air quality monitoring in the Middle East. They provide real-time data, enabling precise tracking of pollution trends, informed decision-making, and increased public awareness. Air quality and dust pollution in the Middle East region may ...

Article GUID: 38831915


Managing deepsea oil spills through a systematic modeling approach

Author(s): Chen Z; Yang Z; Lee K; Lu Y;

Offshore oil exploration and production in deepwater are associated with environmental risks to marine ecosystems. This research introduces DWOSM (Deep Water Oil Spill Model), a three-dimensional Lagrangian model, which is developed to simulate the transport and fate of oil spills resulting from subsea blowouts. DWOSM comprises three interconnected module ...

Article GUID: 38759562


Inoculation of chromium-tolerant bacterium LBA108 to enhance resistance in radish (Raphanus sativus L.) and combined remediation of chromium-contaminated soil

Author(s): Zhang H; Wang H; Tan A; Zhang L; Yao H; You X; Chen Z;

Cr(VI) has been a carcinogen for organisms and a hazard to human health throughout the food chain. To explore a cost-effective and efficient method for removing Cr(VI), a Cr-resistant strain named LBA108 was isolated from the soil of a molybdenum-lead mining area. It was identified as Microbacterium through biochemical tests and 16S rDNA sequence analysis ...

Article GUID: 38721825


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