Waste Water

A new weapon has been launched to fight the enemy of the sewer - the mighty fatberg. Wet wipes get stuck on the way down, catch fat and cooking oil and grow into monsterous globules that bog up the… Video, Audio

A gully at the base of Mt Taranaki surrounded by dairy farms has been transformed into a food forest nourished by home waste. The family who live here save energy and water by farming on terraces and… Video, Audio

The specialist Italian workforce building Auckland’s 1.2 billion dollar Central Interceptor have met with unexpected hardships in the past year.

Liz Garton heads out to Mangere to meet some of the… Audio

Taupō residents remain on alert tonight heeding a request from the local council to restrict water use and flushing as engineers work to repair a broken water and sewer main, while businesses are… Audio

A visiting US climate expert is warning the biggest adaption we must make will be around our water infrastructure, but what the decision makers do must match with what the science says. Katharine… Audio

The storm water infrastructure in Auckland has been neglected for decades - will current plans and funding to improve the system be enough to cope with the population and buildings? Many community… Audio

In some places in Auckland, storm water infrastructure is old, dated and combined with wastewater. That needs fixing, says Infrastructure New Zealand's CEO, Stephen Selwood. Audio

Police will start testing wastewater in Auckland and Christchurch to check what drugs, and how much, people are using. Sally Murphy reports. Audio

Matt Silver is the chief executive of Cambrian Innovation, a wastewater processing company that's using electrically active bacteria which eat waste and produce electricity as a by-product. Under… Audio