在废水中去除类固醇雌激素的自然基解决方案
Sureka Liyanage1, Mark Lay1, Graeme Glasgow1
1Division of Health, Engineering, Computing and Science, School of Engineering, University of Waikato, Hamilton, New Zealand.
Frontiers in microbiology
|October 8, 2024
概括
基于自然的废水处理,如处理湿地和高率藻类池,有效地去除雌激素. 这些系统为小社区提供了具有成本效益的解决方案,性能优于传统方法.
科学领域:
- 环境科学 环境科学
- 环境工程 环境工程
- 生态毒理学 生态毒理学
背景情况:
- 雌激素是废水中发现的强烈内分泌干扰物,即使在低度下,也对野生动物构成风险.
- 传统的废水处理厂由于保留时间不足,难以去除雌激素.
- 越来越多地探索基于自然的解决方案,以有效和经济地去除雌激素.
研究的目的:
- 评估以自然为基础的废水处理技术对雌激素去除的有效性.
- 将处理湿地 (TW) 和高率藻类池 (HRAP) 的成本效益与传统系统进行比较.
- 确定影响这些自然系统中雌激素去除的因素.
主要方法:
- 对处理湿地 (TW) 和高率藻类池 (HRAP) 进行雌激素去除的现有文献的审查.
- 对小社区 (人口少于5万) 的成本效益分析.
- 调查增强的移除策略和影响操作参数.
主要成果:
- 对于天然和合成雌激素,TW和HRAP的去除率高 (>80%).
- 基于自然的系统比激活污泥 (AS) 和测序批量反应堆 (SBR) 等先进系统更具成本效益.
- 在TWs中的替代介质和HRAP中的丝状藻类显示出增强性能的希望.
结论:
- 处理湿地和高率藻类池是从废水中去除雌激素的可行,经济的替代方案.
- 优化HRT和加载速度等操作参数对于最大限度地提高雌激素去除效率至关重要.
- 对强化设计和操作理解的进一步研究可以改善这些基于自然的解决方案的应用.
更多相关视频
09:49Prospecting Microbial Strains for Bioremediation and Probiotics Development for Metaorganism Research and Preservation
Published on: October 31, 2019
22.2K
07:26A Simple Method for Automated Solid Phase Extraction of Water Samples for Immunological Analysis of Small Pollutants
Published on: January 1, 2016
13.7K
相关概念视频
Bioremediation
18.2K
Bioremediation is the use of prokaryotes, fungi, or plants to remove pollutants from the environment. This process has been used to remove harmful toxins in groundwater as a byproduct of agricultural run-off and also to clean up oil spills.
18.2K
Biological Methods for Microbial Control
3
Biological agents offer an effective means of controlling microbial growth by leveraging natural processes like predation, competition, and the secretion of antimicrobial substances.Predatory bacteria such as Bdellovibrio species target and kill pathogens like Salmonella and E. coli. They are widely used in poultry farms to control infections. Myxococcus species help combat plant-pathogenic fungi. These naturally occurring predators serve as eco-friendly alternatives to chemical pesticides and...
3
Enhanced Elimination of Poison
485
Poison can be effectively removed from the gastrointestinal (GI) tract through various decontamination procedures.
Antidotes serve a crucial role in counteracting the effects of poison by inhibiting enzymes responsible for producing harmful drug metabolites. In some cases, these toxic metabolites can be neutralized by endogenous cosubstrates, which are maintained at specific concentrations to prevent interaction with cellular macromolecules and subsequent cell death.
Renal excretion is the...
Antidotes serve a crucial role in counteracting the effects of poison by inhibiting enzymes responsible for producing harmful drug metabolites. In some cases, these toxic metabolites can be neutralized by endogenous cosubstrates, which are maintained at specific concentrations to prevent interaction with cellular macromolecules and subsequent cell death.
Renal excretion is the...
485
Environmental Applications of Microorganisms
3
Microorganisms play a pivotal role in maintaining ecosystem balance by recycling essential elements such as carbon, nitrogen, and phosphorus, as well as supporting processes like bioremediation, wastewater treatment, and biofuel production.Microbes in Elemental CyclesIn the carbon cycle, microorganisms decompose organic matter, releasing carbon dioxide via aerobic respiration. This carbon dioxide is subsequently used by photosynthetic organisms to synthesize organic compounds, closing the...
3
Comparative Excretory Systems
19.2K
Animals have evolved different strategies for excretion, the removal of waste from the body. Most waste must be dissolved in water to be excreted, so an animal’s excretory strategy directly affects its water balance.
19.2K
Drug Elimination: Non-Renal Routes
2.3K
The liver plays a pivotal role in eliminating drugs and their metabolites, primarily through a process known as biliary excretion. This process involves the hepatocytes, the primary cells in the liver that generate bile. A range of transporters actively expels polar drugs or hydrophilic drug metabolites into the bile, which transports the drugs and metabolites into the small intestine. From here, they are eventually expelled from the body through feces. In some instances, the original drug or a...
2.3K
