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Technology

Underwater writing technique lets you draw patterns in liquids

Now there is a way to use ink to write words or patterns in liquid, much as you might write on a solid surface, and the letters could conceivably last a very long time

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Patterns and letters written in water

Environment

Giant invasive rodents could make California’s floods worse

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Environment

Rich people use so much water that it is threatening the global supply

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People in Cape Town, South Africa, refill water bottles at Newlands Spring in January 2018 amid the city's drought

Environment

US reservoirs are evaporating more quickly because of climate change

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Environment

US toxic chemical emissions to air, water and soil increased in 2021

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Health

Around 2 billion people don't have access to clean drinking water

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Against a shimmery gray background, roughly a dozen illustrated translucent balls and sticks are arranged in the formation of the 3D molecular structure of perfluorobutanoic acid

Environment

US military to test destroying toxic PFAS with superheated water

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2ND5P9N WASHINGTON, Feb. 15, 2023 (Xinhua) -- This video screenshot released by the U.S. National Transportation Safety Board (NTSB) shows the site of a derailed freight train in East Palestine, Ohio, the United States. About 50 Norfolk Southern freight train cars derailed on the night of Feb. 3 in East Palestine, a town of 4,800 residents near the Ohio-Pennsylvania border, due to a mechanical problem on an axle of one of the vehicles. There were a total of 20 hazardous material cars in the train consist, 10 of which derailed, according to the NTSB, a U.S. government agency responsible f

Life

Ohio train derailment killed more than 40,000 aquatic animals

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An aerial view of the derailment in Ohio on 8 February

Environment

Ohio train derailment: What we know about the toxic chemical spill

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Chemistry

Loofah-inspired gel purifies contaminated water with warmth of the sun

A material that sucks up water while leaving behind contaminants such as oils, metals and microplastics could help improve water quality in regions without electricity

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Loofahs are used as sponges

Environment

US megadrought has led to more air pollution from power plants

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Physics

Entirely new type of ice made using extremely cold steel balls

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Environment

Two of the UK's water companies are still using dowsing to find leaks

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Technology

Google has finally revealed how much water its data centres use

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