Landfill Environmental Impact Studies

Landfill environmental impact studies examine what happens to waste after it is buried — how organic material breaks down, how gases like methane migrate through and out of the fill, and how engineered barriers such as geosynthetic clay liners and geomembranes perform over decades to keep contaminants from reaching groundwater and soil. Because landfills remain the dominant disposal method for municipal solid waste in much of the world, even small failures in containment or gas management can translate into significant greenhouse gas emissions and subsurface contamination at scale. Researchers are actively working to improve leachate recirculation systems and bioreactor landfill designs that accelerate waste degradation while recovering energy from captured methane, and to better characterize how hydraulic conductivity in liner materials changes under long-term chemical and mechanical stress. An open question with growing urgency is how to handle legacy landfills — sites built before modern standards — and whether selective landfill mining can recover materials and reduce ongoing environmental liability without releasing the hazards that have accumulated over time.

Works

35,170

Total citations

274,014

Keywords

Landfill GasGeosynthetic Clay LinersMethane OxidationLeachate RecirculationWaste DegradationBioreactor Landfills