Phytoremediation for antibiotics removal from aqueous solutions: A meta-analysis
Tong Zhou1, Qiuying An1, Ling Zhang2
1Key Laboratory of Urban Environment and Health, Fujian Key Laboratory of Watershed Ecology, Institute of Urban Environment, Chinese Academy of Sciences, Xiamen, 361021, China; University of Chinese Academy of Sciences, Beijing, 100049, China.
Environmental Research
|October 27, 2023
Summary
Phytoremediation effectively removes antibiotics from water, with removal influenced by plant species, time, and antibiotic type. Most plants tolerate common antibiotic concentrations, posing minimal secondary pollution risk.
Area of Science:
- Environmental Science
- Biotechnology
- Ecotoxicology
Background:
- Antibiotics in water bodies pose environmental risks due to widespread drug use.
- Phytoremediation offers a green, in-situ solution for removing antibiotics from aqueous environments.
- Existing data on phytoremediation of antibiotics are fragmented, necessitating systematic analysis.
Approach:
- A meta-analysis was performed to systematically evaluate antibiotic phytoremediation.
- The study analyzed factors affecting antibiotic removal efficiency.
- It assessed the impact of antibiotics on plant physiology and internal antibiotic accumulation.
Key Points:
- Plant species, running time, biomass, and antibiotic type/concentration significantly influence antibiotic removal.
- Most plants exhibit resistance to antibiotic concentrations below 100 μg/L, with minimal physiological impact.
- Antibiotic accumulation in plants is very low, indicating a minimal risk of secondary pollution.
Conclusions:
- Phytoremediation is a viable and sustainable method for removing antibiotics from water.
- Understanding influencing factors and plant responses optimizes phytoremediation strategies.
- This research provides a foundation for enhancing eco-friendly antibiotic pollution control.
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