Sewers could help clean the atmosphere

Sewage treatment—an unglamorous backbone of urban living—could offer a cost-effective way to combat climate change by flushing greenhouse gases from the atmosphere.

What causes algal blooms, and how we can stop them?

Outbreaks of algae have killed up to a million fish in the Murray Darling Basin over the last two weeks. The phenomena of "algae blooms", when the population of algae in a river rapidly grows and dies, can be devastating ...

Toward net energy wastewater treatment using current technology

Municipal wastewater treatment in Europe consumes the energy equivalent of around two power stations per year – but could actually be generating the energy of 12. The EU-funded POWERSTEP project demonstrates how to make ...

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