ROGERS -- Robert Moore dipped his hand into a 5-foot-tall, waterproof bag and brought out a handful of what looked like rich topsoil. "The pathogens are gone," said Moore, plant manager of the Rogers ...

A company is processing wood chips into biochar for use as a soil amendment. Now, it wants to do the same with sewage solids.

Three local farmers spoke out against a proposed sewage sludge-producing facility southeast of Columbus now being considered by the Indiana Department of Environmental Management. Mike Kamman, Brian ...

Renewable energy company Green Development is proposing a new sludge processing plant in North Kingstown, Rhode Island. The facility would use a high-heat process called pyrolysis to turn wastewater ...

Aurubis, a leading global provider of nonferrous metals and one of the largest copper recyclers in the world, has announced that it is building a hydrometallurgical recycling facility at its Beerse ...

A new method for treating sewage sludge efficiently created renewable natural gas while slashing in half the cost of the ...