The Aquanauts discover that only 3% of the Earth’s water is fresh water – and most of that is in glaciers and ice sheets, so there’s not a huge amount of water to meet our growing everyday needs. Scientists and engineers are therefore looking at new and different ways to collect every drop that falls from the sky and also create fresh water from our oceans.

The Great Fire Trail: a free Time Hunters history walk around the City of London
1:02:38

Marina Ventura and The Micro-Gridders: Your Go... Designing A Grid of the Future
04:40

Marina Ventura and The Micro-Gridders: Energy Guzzlers
05:27