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US tech firm turns Dubai desert air into bottled water - Arabianbusiness - 0 views

www.arabianbusiness.com/...-desert-air-into-bottled-water

UAE agriculture food security water WaterSecurity Desalination

shared by Ed Webb on 14 Jul 20 - No Cached

Instead of drilling wells or purifying seawater, it will wring moisture from the air to create bottled water at a plant 20 kilometres (12 miles) from Dubai
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Zero Mass Water, will use renewable energy instead of the fossil fuels that power the many desalination facilities in Dubai and the rest of the United Arab Emirates
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Zero Mass isn’t going to rival bulk water processors any time soon. It will initially only be able to produce up to 2.3 million litres annually - about the volume of a typical Olympic swimming pool. The technology is still much more expensive than desalination for the same output of water. So Zero Mass’s will be in the same bracket as imported, high-end brands such as Evian and Fiji
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The bottling plant is run on solar, the bottles we use are recyclable and the caps are sustainable,” said Samiullah Khan, general manager at IBV, an Emirati firm that will buy the water. The caps will be made from bamboo
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The rectangular boxes - measuring around 2.4 meters (8 feet) by 1.2 meters - absorb water vapour and extract it using solar energy. Although they can operate almost anywhere the sun shines, Dubai’s hot and humid climate makes the emirate a prime location, according to Cody Friesen, founder of Zero Mass
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The panels have dust filters and use a chemical compound that only captures water molecules, ensuring the water is purified even when the air is polluted.
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Gulf nations want to reduce their heavy dependence on food imports, especially with the coronavirus pandemic disrupting global supply chains. This month the UAE imported 4,500 dairy cows from Uruguay to boost milk production. It’s also trying to farm rice locally, the success of which will largely depend on using sustainable amounts of water.
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Water-from-air is only suitable for farming in enclosed environments such as warehouses
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“With hydroponics, it’s a huge advantage to be using very pure water to begin with,” said Wahlgren. “If you’re using desalinated water, there’s still quite a large salt component, which can be harmful to the plants.”
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