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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September 8, 2026
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…