Waste Management, the nation’s biggest recycler, is spending $1.4 billion to become more efficient at recycling. How it’s ...

Most people are familiar with the three “Rs”—reduce, reuse and recycle. But Quad R Materials, Statesville, North Carolina, is introducing a fourth: reclamation. Quad R Materials was formed in 2023 by ...

A 5-month anaerobic co-digestion was conducted using landfill site closure leachate as the inoculum stock solution and kitchen waste as the digestion material. This study investigated biogas ...

Landfills for municipal solid waste represent complex engineered systems in which the mechanical and hydraulic behaviour of heterogeneous waste directly affects long-term stability and environmental ...