Our Changing World for 4 February 2021

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February 3, 2021 • 33 mins

Designing a new kind of filter to treat wastewater and how to encourage people to behave in a more environmentally friendly way.

Go to this episode on rnz.co.nz for more details

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.css-14f5ked{margin:0;word-break:break-word;display:-webkit-box;-webkit-box-orient:vertical;box-orient:vertical;-webkit-line-clamp:2;overflow:hidden;}Our Changing World for 4 February 2021