Dry sludge produced from Gaza Wastewater Treatment Plant, May 2007. There are no treatment facilities for sludge in Gaza and it is just exposed to dry in the sun before disposing to the solid waste ...

The Nature Index 2025 Research Leaders — previously known as Annual Tables — reveal the leading institutions and countries/territories in the natural and health sciences, according to their output in ...

This study reveals the potential of natural sludge from wetlands as an effective, low-cost material for wastewater purification, enhancing pollutant removal.

Ray Dettmering didn’t think twice after a salesman knocked on his door a decade ago and offered the Will County farmer as much free fertilizer as he wanted. Instead of paying for nitrogen and other ...