New Delhi, March 12 -- Wastewater pollution and energy scarcity are two critical challenges affecting cities and rural communities alike. Traditional wastewater treatment plants are energy-intensive and costly, making them inaccessible to many regions. But what if wastewater could be used to generate electricity while being purified?

A comprehensive investigation, published in the Journal of Environmental Management in December 2024, illustrated the evolutionary trend and development status of constructed wetland coupled with microbial fuel cells. The study was compiled after examination of 85 patents and 247 research articles using structured and unstructured data.

The researchers from the department of civil engineering of the Morga...