Cutlery made from potato peelings and a robotic cleaner that can tackle pollution in rivers, lakes and canals are among the groundbreaking international designs shortlisted for the prestigious annual James Dyson award. Over half the world’s population currently live in cities, according to the United Nations – a proportion expected to rise to seven in 10 people by 2050 – and the projects share a common theme of aiming to redefine urban living through technology to create a more sustainable future.
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