In Iceland, CO2 sucked from the air is turned to rock
At the foot of an Icelandic volcano, a newly-opened plant is sucking carbon dioxide from the air and turning it to rock, locking away the main culprit behind global warming.
Nov 2, 2021
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At the foot of an Icelandic volcano, a newly-opened plant is sucking carbon dioxide from the air and turning it to rock, locking away the main culprit behind global warming.
Nov 2, 2021
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283
Making fresh water out of seawater usually requires huge amounts of energy. The most widespread process for desalination is called reverse osmosis, which works by flowing seawater over a membrane at high pressure to remove ...
May 13, 2021
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Desalination is the answer to long-term water security, but it's also expensive and energy-intensive. The good news is that scientists are developing some viable solutions.
Oct 4, 2021
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An almost limitless supply of fresh water exists in the form of water vapor above Earth's oceans, yet remains untapped, researchers said. A new study from the University of Illinois Urbana-Champaign is the first to suggest ...
Dec 6, 2022
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Tech aimed at battling climate change and even pumping fresh water out of thin air attracted crowds as the annual CES gadget extravaganza showed its green side.
Jan 13, 2024
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A sustainable source for clean energy may lie in old soda cans and seawater. MIT engineers have found that when the aluminum in soda cans is exposed in its pure form and mixed with seawater, the solution bubbles up and naturally ...
Jul 25, 2024
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At first glance, the plan sounds compelling: invent and develop future electrolyzers capable of producing hydrogen directly from unpurified seawater. But a closer look reveals that such direct seawater electrolyzers would ...
Jul 26, 2024
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Researchers at UniSA have developed a cost-effective technique that could deliver safe drinking water to millions of vulnerable people using cheap, sustainable materials and sunlight.
Apr 16, 2021
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Fresh water is scarce in many parts of the world and must be obtained at great expense. Communities near the ocean can desalinate sea water for this purpose, but doing so requires a large amount of energy. Further away from ...
Jun 23, 2021
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(Tech Xplore)—And what may we ask is a state of the art tomato farm? Answering questions with questions may help. Can you grow tomatoes with just sea water and sunshine? An even more interesting question, can you deliver ...