Search results for metal air pollution

Environment Apr 30, 2026

One of America's oldest weather observatories shows people the science behind our climate

Perched in a tower atop a hill, Matthew Douglas climbs a staircase and emerges from a hatch on the roof, where a heavy glass ball in a metal cradle has burned a thin streak into a strip of paper, recording the previous day's ...

Environment Apr 29, 2026

Mining critical materials is creating 'sacrifice zones' that harm water and health of world's poor

There is a troubling contradiction at the heart of the global transition to a cleaner, greener, tech-driven future: Modern technologies—everything from AI to wind turbines, as well as cellphones, electric vehicles and defense ...

Ecology Apr 28, 2026

Most sunscreens harm corals. Here's what you can do

Every time you go for a swim, some of your sunscreen gets left behind. An estimated 25% of applied sunscreen washes off during recreational water activities, releasing some 5,000 tons annually in reef areas alone, according ...

Environment Apr 21, 2026

Toxins from Great Salt Lake dust are absorbed by plants, soils and human bodies

Shrinking water levels at the Great Salt Lake are not just about Utah's water supply—they may pose a serious risk to public health. New research from a team at Utah State University and the University of Utah documents the ...

Environment Apr 15, 2026

EPA may ease regulation of chemical plastic recycling, and environmentalists worry

The Environmental Protection Agency is reconsidering whether facilities that recycle plastic chemically should be held to the same strict air pollution standards as incinerators.

Environment Apr 3, 2026

Blood clots, burning eyes: Pollution chokes north Thailand

After hours spent in the thick pollution-choking parts of northern Thailand, Pon Doikam gets home and blows her burning nose to find blood clots spattered across the tissue.

Analytical Chemistry Mar 30, 2026

Cyclic catalysts use sunlight and air to regenerate during pharma ingredient synthesis

In chemical processes for producing pharmaceuticals, catalysts are a core technology that determines production speed and cost. However, until now, there has been a trade-off between "precise but disposable catalysts" and ...

Polymers Mar 26, 2026

Nitrile and latex gloves may cause overestimation of microplastics in the lab

Nitrile and latex gloves that scientists wear while they are measuring microplastics may lead to a potential overestimation of the tiny pollutants, according to a University of Michigan study, published in Analytical Methods.

Nanomaterials Mar 24, 2026

Belt-like VO₂(B) single crystals unlock high-sensitivity gas detection at room temperature

An international research team has successfully synthesized oriented belt-shaped vanadium dioxide (VO2(B)) single crystals via a hydrothermal reduction method, using one-dimensional vanadium pentoxide (V2O5) nanofibers as ...

Environment Mar 22, 2026

How moss could help roads cope with heavy rain and reduce air pollution

Across Europe, many banks alongside motorways are planted with grass to stabilize soil and keep roadside landscapes tidy.

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