wastewater

Athens is transforming its old airport into Europe’s second-largest city park, with 70% green cover, on-site wastewater treatment and furniture made from demolished airport concrete and asphalt

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Athens is transforming its old airport into Europe's second-largest city park, with 70% green cover, on-site wastewater treatment and furniture made from demolished airport concrete and asphalt

A former airport in Athens is now the site of one of the continent’s most ambitious urban greening projects. Called the Ellinikon Park, the planned project will not only add an unforgettable attraction to the city but also provide a shaded refuge for residents of the continent’s hottest city. The park will stretch over 400 … Read more

Australia switched on a $7.8 million wastewater plant that can process 700 megalitres a year; its inventor says it breaks down stubborn pollutants 16 times more efficiently

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Australia switched on a $7.8 million wastewater plant that can process 700 megalitres a year; its inventor says it breaks down stubborn pollutants 16 times more efficiently

Australia has switched on a new advanced wastewater treatment plant in regional New South Wales that could turn discarded sewage effluent into a valuable source of recycled water. The $7.8 million facility in Dubbo can process up to 700 megalitres of wastewater a year, roughly the equivalent of 280 Olympic-sized swimming pools, as the region … Read more

In 2023, Australia put a 330-square-metre floating wetland on a wastewater lagoon; two years later researchers found methane emissions had fallen by up to 66%

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In 2023, Australia put a 330-square-metre floating wetland on a wastewater lagoon; two years later researchers found methane emissions had fallen by up to 66%

Floating wetlands slash wastewater greenhouse gas emissions Installing a floating wetland planted with native vegetation on an Australian municipal wastewater lagoon cut methane emissions by up to 66 per cent, according to the results of a two-year field trial. Published on 25 August 2026 in the Journal of Environmental Management, the peer-reviewed study looked at … Read more