Compost piles are prepped for screening at the Tulare Lake Compost plant. Researchers say that natural fertilizers created from sewage sludge are an increasing source of wind-blown microplastics.

Reports confusing Orgro Class A compost with sewage sludge irk compost makers. “It?s really frustrating,” said John Myers, a consultant for the Curtis Bay Orgro Composting Facility. “We?ve already had ...

You are able to gift 5 more articles this month. Anyone can access the link you share with no account required. Learn more. A front-end loader combines sawdust, inoculants and biosolids in the ...

(Beyond Pesticides, August 11, 2010) Independent tests of sewage sludge-derived compost from the Synagro CVC plant -distributed free to gardeners since 2007 by the San Francisco Public Utilities ...

OMAHA, Neb. (AP) — An entrepreneur wants to mix Omaha’s sewage sludge with yard waste to create a compost product. Andy Harpenau, founder of Soil Dynamics, is proposing that Omaha officials consider ...

Austin has a sludge problem. Several years after a buildup of compost led to persistent fires, costing at least $3 million and taking more than a month to extinguish, city officials are keen to hire a ...

Bags of the earthy muck are labeled organic or natural. Sometimes it is billed as exceptional quality compost. Industry held a nationwide contest years ago and decided to call it biosolids, a ...