Search results for seawater desalination

Environment Dec 3, 2019

Troubled waters for Egypt as Ethiopia pushes Nile dam

Under the shade of a tree, Mohamed Omar joined other farmers bickering over who would water their crops first as supply from the Nile to a nearby canal dwindled.

Earth Sciences Nov 19, 2019

Huge tsunami hit Oman 1,000 years ago

Fifteen-meter high waves that pushed boulders the weight of a Leopard tank inland: This is more or less how one can imagine the tsunami that hit the coast of today's Sultanate of Oman about 1,000 years ago, as concluded by ...

Environment Oct 15, 2019

What will the world look like in 2050?

It's 2050, and another balmy day in Los Angeles. A young woman steps outside and puts on her air filtration mask. The air is thick with smog, which aggravates her asthma. As she hurries to get into an air-conditioned, self-driving ...

Nanomaterials Sep 27, 2019

Use of nanopores could lead to cleaner water

Not all nanopores are created equal. For starters, their diameters vary between 1 and 10 nanometers (nm).

Polymers Aug 21, 2019

Self-assembled membrane with water-continuous transport pathways for precise nanofiltration

Self-assembled materials are attractive for next-generation materials, but their potential to assemble at the nanoscale and form nanostructures (cylinders, lamellae etc.) remains challenging. In a recent report, Xundu Feng ...

Bio & Medicine Aug 21, 2019

Technique could make better membranes for next-generation filtration and desalination

Deriving drinkable water from seawater, treating wastewater and conducting kidney dialysis are just a few important processes that use a technology called membrane filtration.

Materials Science Aug 7, 2019

Scientists reveal key insights into emerging water purification technology

With water scarcity a critical challenge across the globe, scientists and engineers are pursuing new ways to harvest purified water from unconventional sources, like seawater or even wastewater.

Materials Science Jul 31, 2019

Scientists cook up new recipes for taking salt out of seawater

As populations boom and chronic droughts persist, coastal cities like Carlsbad in Southern California have increasingly turned to ocean desalination to supplement a dwindling fresh water supply. Now scientists at the Department ...

Materials Science Jul 18, 2019

Metal oxide-infused membranes could offer low-energy alternative for chemical separations

Chemical manufacturers consume a massive amount of energy each year separating and refining feedstocks to make a wide variety of products including gasoline, plastics and food.

Nanophysics Jul 8, 2019

Antigravity water transport system inspired by trees

Efficiently moving water upward against gravity is a major feat of human engineering, yet one that trees have mastered for hundreds of millions of years. In a new study, researchers have designed a tree-inspired water transport ...

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