High-tech solutions are changing how we tackle wildfires. Paul Carter visits a forest near Berlin to see how one company is working to prevent fires from taking hold in the first place. And Alasdair Keane is at a food factory to find out how AI listening devices are identifying faults in machinery.

Click explores the latest sustainable technology solutions around the world - from a new electric passenger ferry in Sweden, to the race to recycle wind turbines in Denmark, and the solar technology helping farmers in India to reduce food waste.