French oyster farmers fume as norovirus shuts down sales

Several oyster farmers along France's Atlantic and Mediterranean coasts have been forced to halt sales since December after their sites were contaminated by the highly contagious norovirus, which they blame on overflowing ...

Turning (more) fat and sewage into natural gas

North Carolina State University researchers have developed what is, to date, the most efficient means of converting sewage sludge and restaurant grease into methane.

Concerns grow over tainted sewage sludge spread on croplands

For more than 20 years, the eastern Michigan town of Lapeer sent leftover sludge from its sewage treatment plant to area farms, supplying them with high-quality, free fertilizer while avoiding the expense of disposal elsewhere.

Can we turn sewage 'sludge' into something valuable?

Over the past few years I have become an academic expert in "sewage sludge" – the residual, semi-solid mix of excrement packed with microorganisms that is left behind within wastewater treatment plants. Every year the UK ...

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