Epi 88: How robots are crawling through underground pipes and helping the world conserve water

The UK loses 3 billion litres of water every day through leaks in its underground water pipes. That's a LOT of water. Enough to fill a few hundred Olympic size swimming pools. Imagine all the fun kids can have splashing in these pools? But no, all that water is lost!But now, the UK plans to use tiny robots to keep crawling through these pipes all year round. These robots will fix leaks faster than any humans can. 11-year Trayee from India tells us a lot more about this news story that s...