Evaluating the Ecological Impact of Wastewater Discharges on Microbial and Contaminant Dynamics in Rivers
Abstract
:1. Introduction
2. Materials and Methods
2.1. Sample Collection
2.2. DNA Extraction
2.3. Bioinformatics Processing of Metagenomic Sequences
3. Result and Discussion
3.1. Overall Microbial Community Structure
3.2. Alpha Diversity Analysis
3.3. Taxonomic Analysis at the Phylum and Genus Levels
3.4. Kyoto Encylopedia of Genes and Genomes (KEGG) Metabolic Analysis
3.5. Potential Biological Pollution
3.6. Water Eutrophication River
3.6.1. Nitrogen-Content Variations and Their Effects on Microorganisms
3.6.2. Phosphorus-Content Variations and Their Effects on Microorganisms
3.7. Resistance Gene Pollution
4. Conclusions
Author Contributions
Funding
Data Availability Statement
Conflicts of Interest
References
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Physical and Chemical Properties | Temperature (°C) | pH | BOD5 (mg/L) | COD (mg/L) | TP (mg/L) | TN (mg/L) | AN (mg/L) |
---|---|---|---|---|---|---|---|
Upstream | 11.4 | 6.8 | 10 | 12.5 | 0.079 | 24.93 | 3.669 |
Downstream | 10.9 | 6.9 | 43 | 100 | 0.242 | 25.13 | 0.524 |
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Jing, W.; Sajnani, S.; Zhou, M.; Zhu, H.; Xu, Y. Evaluating the Ecological Impact of Wastewater Discharges on Microbial and Contaminant Dynamics in Rivers. Water 2024, 16, 377. https://doi.org/10.3390/w16030377
Jing W, Sajnani S, Zhou M, Zhu H, Xu Y. Evaluating the Ecological Impact of Wastewater Discharges on Microbial and Contaminant Dynamics in Rivers. Water. 2024; 16(3):377. https://doi.org/10.3390/w16030377
Chicago/Turabian StyleJing, Wenjie, Shahdev Sajnani, Mengting Zhou, Hongfei Zhu, and Ya Xu. 2024. "Evaluating the Ecological Impact of Wastewater Discharges on Microbial and Contaminant Dynamics in Rivers" Water 16, no. 3: 377. https://doi.org/10.3390/w16030377