使用废水作为微藻Dunaliella salina的种植替代品:潜力和挑战
Gleison de Souza Celente1, Rosana de Cassia de Souza Schneider2, Tiele Medianeira Rizzetti2
1Environmental Technology Post-graduation Program, University of Santa Cruz do Sul, Santa Cruz do Sul, RS, Brazil; Centre of Excellence in Oleochemical and Biotechnological Products and Processes, University of Santa Cruz do Sul, Santa Cruz do Sul, RS, Brazil; School of Science, Faculty of Engineering and Science, University of Greenwich, Central Avenue, Chatham Maritime, Kent ME4 4TB, UK.
The Science of the total environment
|November 24, 2023
概括
耐盐微藻Dunaliella salina通过去除污染物和生产有价值的生物产品,将废物转化为资源,为盐废水处理提供了可持续的解决方案.
科学领域:
- 环境微生物学 环境微生物学
- 生物技术是生物技术.
- 水生生态学 水生生态学
背景情况:
- 废水中的高盐度阻碍了传统的生物处理,需要具有成本效益的替代方案.
- 型微生物,如Dunaliella salina,显示出对高效的盐水废水管理的承诺.
- 目前对Dunaliella salina的研究主要集中在生物制品上,对其废水处理应用的审查有限.
研究的目的:
- 探索使用Dunaliella salina来处理各种废水源的挑战和机会.
- 评估Dunaliella salina在从盐水废水中去除污染物和产生生物产品方面的有效性.
- 评估将Dunaliella salina纳入废水处理过程中的经济和环境可持续性.
主要方法:
- 在盐水废水环境中种植Dunaliella salina.
- 通过Dunaliella salina进行重金属和营养回收的分析.
- 在种植过程中产生的生物产品 (胡卜素,脂质,蛋白质) 的量化.
- 研究盐度对生物产品产量和处理效率的影响.
主要成果:
- Dunaliella salina有效地从废水中回收重金属和营养素,受pH值和金属生物可用性等因素的影响.
- 盐度对Dunaliella salina产生的有价值生物产品产生有重大影响.
- 种植Dunaliella salina可以同时处理废水并生产可销售的化合物.
结论:
- 藻 (Dunaliella salina) 为盐水废水处理提供了一个可行的生物解决方案,减轻了化风险.
- 微藻的重金属和营养物质回收能力提高了废水质量.
- 整合Dunaliella salina种植提供了废物整治和利的生物产品生产的双重好处,促进循环经济.
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