News tagged with waste water treatment

Recycling of nutrients is the key to saving the Earth

Leakages of nutrients necessary for food production – especially nitrogen and phosphorus – cause severe eutrophication to the Earth's aquatic ecosystems and promote climate change. However, this threat also hides an opportunity. ...

dateFeb 23, 2015 in Environment
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When waste water freezes, it is purified

Freezing technology can be utilised in waste water treatment. When waste water freezes, it is purified through the formation of a cleaner layer of ice. The clean layer of ice can be removed from the rest of the waste water, ...

dateJan 13, 2015 in Engineering
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Selling and buying water rights

Trying to sell or buy water rights can be a complicated exercise. First, it takes time and effort for buyers and sellers to find each other, a process that often relies on word-of-mouth, local bulletin boards, even calling ...

dateOct 30, 2014 in Environment
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New generation of water treatment membranes

Due to the increasing amount of contaminants in surface water, such as hormones and medicine residues, it is increasingly difficult to produce clean drinking water in the Netherlands. This requires a new generation of water ...

dateMay 14, 2014 in Materials Science
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