text:  And we'll be returning to floods soon, looking at how cities can cope from giant barriers to smashing up pavements. So look out for that episode coming up. Big thanks to the team for their natural intelligence in this episode. Researcher Octavia Woodward, producer Osman Iqbal, editors Sophie Eastaw and Simon Watts. And the mix was by Tom Brignall. I'm Jordan Dunbar. Thanks for listening.