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Nanophysics Jun 23, 2023

Flow of water on a carbon surface is governed by quantum friction, says study

Water and carbon make a quantum couple: the flow of water on a carbon surface is governed by an unusual phenomenon dubbed quantum friction. A new work published in Nature Nanotechnology experimentally demonstrates this phenomenon—which ...

Environment Jun 21, 2023

We're ignoring the value of water—and that means we're devaluing it

Daniel Kahneman, an Israeli-American psychologist who was recognized with the Nobel Prize in Economics in 2002, gave an interview more than a decade ago in which he stated: "We associate leadership with decisiveness. That ...

Environment Jun 21, 2023

'Every drop counts': Spain's crops thrive on wastewater

With rainfall increasingly scarce, irrigating crops can be a major challenge, but farmers in southeastern Spain have long relied on recycled wastewater in a model that is winning attention abroad.

Environment May 29, 2023

Drought-struck Barcelona quenches thirst with costly desalination

Where once the population of Barcelona drank mostly from its rivers and wells, Spain's second city now relies upon a labyrinth-like mesh of green, blue and purple pipes inside an industrial plant to keep it from going thirsty ...

Environment May 22, 2023

More anthropogenic bromoform found in lower atmosphere than thought

A team of atmospheric scientists and oceanologists from the University of Saskatchewan, GEOMAR Helmholtz Center for Ocean Research Kiel and Utrecht University, has found that there is more man-made bromoform (CHBr3) in the ...

Materials Science May 16, 2023

High efficiency, salt resistance and high strength desalination achieved with new hydrogel solar evaporator

In the face of increasing global scarcity of freshwater resources, desalination is considered one of the most effective ways to alleviate this problem. However, it does come with a catch—efficient and low-cost evaporation ...

Environment May 11, 2023

Saving desalination membranes from minerals and microbes

Treating seawater with selected chemicals before desalination could reduce biofouling and lengthen the lifespan of filtration membranes. Identifying the components of membrane antiscalants that cause biofouling could help ...

Environment May 2, 2023

Europe's produce at stake in Spain's water war

Spanish farmer Juan Francisco Abellaneda's salads and watermelons fill the shelves of European supermarkets winter and summer. But maybe not for much longer.

Environment Apr 19, 2023

Water rationed in Catalonia as drought bites deeper

For months, residents of L'Espluga de Francoli have been saving water in bottles and foregoing showers to cope with long hours of daily water rationing as northeastern Spain suffers one of its worst droughts in decades.

Analytical Chemistry Apr 17, 2023

Upending a decades-long theory of reverse osmosis water desalination

The process of reverse osmosis has proven to be the state-of-the-art method for removing salt from seawater and increasing access to clean water. Other applications include wastewater treatment and energy production.

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