The study investigated the unbiodegradable fraction of particulate chemical oxygen demand (PCOD) in thickened waste activated sludge (TWAS) using semicontinuous-flow completely-mixed anaerobic ...

Activated sludge modeling technology is maturing; however, currently, there exists a great need to increase its use in daily engineering practice worldwide. A good way for building the capacities of ...

The United States generates seven million tons of sewage sludge annually, enough to fill 2,500 Olympic-sized swimming pools. While a portion of this waste is repurposed for manure and other land ...

Researchers in the United States have discovered an efficient, cost-effective way to make biodegradable plastics from unused and potentially polluting waste. The process makes use of bacteria found in ...

Oxnard has contracted Carollo Engineers to oversee a $46 million upgrade to its Water Resource Recovery Facility, focusing on ...

Multi-year improvement project modernizes clarifiers and activated sludge tanks to support long-term operational performance.

Researchers in the US have discovered an efficient, cost-effective way to make biodegradable plastics from unused and potentially polluting waste. The process makes use of bacteria found in the salt ...