noun
- treated sewage sludge that has been processed to meet regulatory standards for safe use as fertilizer or soil amendment
Usage: technical; environmental science
Examples
- The city’s wastewater treatment plant produces biosolids that are used to fertilize agricultural fields.
- Farmers can apply biosolids to improve soil quality and crop yields.
- The biosolids must meet strict EPA standards before they can be distributed.
- Many municipalities have programs to convert waste into useful biosolids.
- The composted biosolids provide essential nutrients for plant growth.
- Environmental regulations govern the safe application of biosolids to land.