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Mesocosm-Scale Constructed Wetland Design for Wastewater Treatment

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Water quality improvement through macrophytes--a review.

Sangeeta Dhote¹, Savita Dixit

¹Department of Applied Chemistry, Maulana Azad National Institute of Technology (Deemed University), Bhopal, 462003, India. sangeetadhote@gmail.com

Environmental Monitoring and Assessment

|June 10, 2008

Summary

Aquatic plants, or macrophytes, offer a low-cost, eco-friendly solution for water purification. Research indicates nutrient enrichment may improve their ability to tolerate and remove heavy metals from contaminated water bodies.

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Vegetated Treatment Systems for Removing Contaminants Associated with Surface Water Toxicity in Agriculture and Urban Runoff

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Area of Science:

Environmental Science
Ecology
Biotechnology

Background:

Urbanization and industrialization contribute to severe environmental degradation, particularly water pollution from heavy metals.
Conventional water purification technologies are often expensive and environmentally unfriendly.
There is a critical need for cost-effective and sustainable water purification methods.

Purpose of the Study:

To review the potential of aquatic plants (macrophytes) in water and wastewater purification.
To investigate the hypothesis that nutrient enrichment enhances macrophyte tolerance to heavy metals.

Main Methods:

Comprehensive literature review of 38 sources on macrophyte-based water purification.
Experimental investigation into the effect of nutrient enrichment on macrophyte metal tolerance.

Main Results:

Macrophytes demonstrate significant potential for removing pollutants from water bodies.
Nutrient enrichment appears to enhance the capacity of certain macrophytes to tolerate and accumulate heavy metals.

Conclusions:

Macrophyte-based systems present a promising, low-cost, and eco-friendly approach to water and wastewater treatment.
Further research into nutrient management can optimize macrophyte efficacy for heavy metal remediation.