WATER IN THE AIR IN THE WORLD
Main water vapour density at sea level average over Jan 2001 to Dec 2010
Grams of water vapour per cubic metre of moist air
- The amount of water produced depends on the volume of water vapour in the air.
- Higher temperatures and humidity mean there is more water in the air.
- It is possible to collect more than 50% of the water vapour available.