This one was interesting Fog harvesting’ could provide water for arid cities Collecting water from fog could provide some of the world’s driest cities with a sustainable source of drinking water.

That’s the conclusion of a new report which examined the potential for ‘fog harvesting’ in the city of Alto Hospicio on the edge of the Atacama Desert, Chile. It’s one of the driest places in the world but is often enveloped by thick fog.