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Search results for seawater desalination

Earth Sciences Oct 12, 2021

Lake formation and expansion due to sea-level rise causes freshwater resource depletion on small islands

Portland, Ore., USA: Coastal regions and small ocean islands face significant risks from rising sea levels due to climate change, because waters can flood and inundate low-lying land surfaces. "Climate change has become a ...

Materials Science Oct 5, 2021

A new way to remove troublesome ions from water

Converting seawater into fresh water is important in water-scarce countries. For that process, certain charged particles—known as ions—have to be removed from the water. However, some ions are difficult to remove from ...

Condensed Matter Sep 27, 2021

New membrane to make fresh water

Scientists at Sandia National Laboratories and their collaborators have developed a new membrane, whose structure was inspired by a protein from algae, for electrodialysis that could be used to provide fresh water for farming ...

Materials Science Sep 22, 2021

Low-cost, energy-efficient approach to treating water contaminated with heavy metals

Engineers at MIT have developed a new approach to removing lead or other heavy-metal contaminants from water, in a process that they say is far more energy-efficient than any other currently used system, though there are ...

Environment Sep 9, 2021

New estimate makes groundwater, not ice sheets, largest water reservoir on land

New research more than doubles the estimated volume of ancient, salty groundwater stored deep within Earth's crust.

Environment Aug 27, 2021

A 1,000-year drought is hitting the West: Could desalination be a solution?

The United States and many other parts of the world are reeling under the impacts of severe drought. One possible solution is the desalination of seawater, but is it a silver bullet?

Materials Science Aug 25, 2021

One student's mission to protect the world's most precious resource

Hooman Chamani, a Ph.D. candidate in Ottawa, is motivated by one thing: To address the global water crisis in an environmentally friendly manner. It may sound simple, but until recently, it was not.

Environment Aug 10, 2021

Resource-starved Singapore turns sewage into ultra-clean water

Giant pumps whir deep underground at a plant in Singapore that helps transform sewage into water so clean it is fit for human consumption while reducing ocean pollution.

Environment Aug 6, 2021

An upended ecosystem in the Arabian Sea

How can snow cover on the Himalayas influence the species that thrive in the Arabian Sea? How could changes in wind speed and humidity lead to food and national security concerns a thousand kilometers away? Joaquim Goes, ...

Environment Jul 5, 2021

200 Algeria bathers sick after sea polluted: media

Nearly 200 people were hospitalised briefly after swimming on Sunday in seawater suspected to have been polluted at Tenes in northwestern Algeria, local authorities and media said.

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