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Phytoremediation strategies for mitigating environmental toxicants
1Department of Chemistry, Tribhuvan University, Tri-Chandra Campus, Kathmandu, 44600, Nepal.
Heliyon
|October 21, 2024
Summary
Phytoremediation uses plants to clean persistent pollutants from soil and water. Enhancing techniques like plant selection and genetic engineering improve this sustainable technology for environmental cleanup.
Area of Science:
- Environmental Science
- Biotechnology
- Soil Science
Background:
- Persistent pollutants (heavy metals, organic compounds) accumulate in soil and sediments, becoming biologically unavailable.
- Phytoremediation offers a sustainable approach to remediate contaminated environments using plants.
- Current limitations include slow removal rates and a lack of plant species for specific pollutants.
Purpose of the Study:
- To examine phytoremediation as a sustainable technology for pollutant removal.
- To explore methods for enhancing phytoremediation efficiency.
- To provide resources for researchers, practitioners, and policymakers.
Main Methods:
- Review of phytoremediation techniques, including plant selection and growth-promoting bacteria.
- Investigation of enhancing strategies: soil amendments, genetic engineering, transgenic plants, and nanoparticles.
- Analysis of bioavailability and mechanisms like root exudation and hyperaccumulation.
Main Results:
- Phytoremediation effectiveness is influenced by plant selection, microbial assistance, and soil amendments.
- Genetic engineering and innovative technologies like nanoparticles show promise for enhanced pollutant uptake.
- Bioavailability and plant-specific mechanisms are critical for successful phytoremediation.
Conclusions:
- Phytoremediation is a viable sustainable technology for managing persistent environmental pollutants.
- Enhancement strategies are crucial for overcoming limitations and improving removal rates.
- Further research into innovative technologies and bioenergy production potential is warranted.
Keywords:
BioavailabilityBioenergyContaminated siteEnvironmental managementPhytoremediationSustainable technologyMore Related Videos
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