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Environment Oct 12, 2021

Study highlights how humans and nature are causing significant changes to the health of global rivers

Many of the world's largest rivers are experiencing significant changes in their chemical composition as a result of natural and human activity, according to new research.

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 ...

Environment Oct 11, 2021

Scientists urge speedy switch to renewables in Middle East

A climate change conference will underscore to policymakers in the Middle East and the east Mediterranean that the switch from fossil fuels to renewable energy sources is needed urgently because greenhouse gas emissions are ...

Environment Oct 11, 2021

Anticipated spill from deteriorating Red Sea oil tanker threatens public health, study finds

A massive prospective spill from a deserted oil tanker in the Red Sea could lead to catastrophic public health effects in war-torn Yemen and neighboring countries unless urgent action is taken, according to a study led by ...

Environment Oct 8, 2021

Volcanic grit, water shortage threaten La Palma's bananas

"It's worse than a plague," curses Pedro Antonio Sanchez, fuming over the volcanic grit coating his bananas, the main source of wealth on the Canaries' island of La Palma.

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 water ...

Nanophysics Oct 4, 2021

A breakthrough in droplet manipulation

Researchers in the Department of Mechanical Engineering at the University of Hong Kong (HKU) have made a key breakthrough in droplet manipulation. They have discovered an innovative way to navigate liquids on a surface in ...

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.

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