Search results for metal air pollution

Space Exploration Feb 12, 2025

What is space junk and why does it pose an increasing risk for Earth? An expert explains

Year after year, humanity is setting new records for the amount of stuff we're sending into the Earth's orbit, spurred mostly by Starlink's orbital domination. We're getting more eyes (satellites) on the sky, but we're also ...

Environment Jan 29, 2025

Updated database details pollution risks for students nationwide

Researchers at the University of Massachusetts Amherst Political Economy Research Institute (PERI) today published the updated Air Toxics at School database, a web-based platform that tracks toxic air pollution affecting ...

Environment Jan 27, 2025

Air quality after the fires: Understanding where and when the air is safe

Even though the Palisades and Eaton fires are now mostly contained, the Santa Ana winds have led to new fires flaring up across Los Angeles County. While many of the latter have been in areas of dense brush, resulting in ...

Environment Jan 27, 2025

Engineers develop algae-based adsorbents as new weapon against harmful blooms

As harmful algal blooms (HABs) continue to spread across the globe, urgent research is needed to address this growing threat. Studies in Italy, China, and the Atlantic basin have shown that many water bodies have high nitrogen-to-phosphorus ...

Earth Sciences Jan 16, 2025

Biochar shown to reduce risks of DDT-contaminated soil

Dichlorodiphenyltrichloroethane (DDT) soil pollution is still a major problem in many parts of the world. Researchers at Chalmers University of Technology, Sweden, have developed a new method to manage ecological risks from ...

Environment Jan 14, 2025

Chemicals in sewage sludge fertilizer pose cancer risk, EPA says

Harmful chemicals in sewage sludge that is spread on pasture land as fertilizer are causing cancer, the Environmental Protection Agency said Tuesday. The risk is highest for people who regularly consume milk, beef and other ...

Environment Jan 14, 2025

Colorado to start regulating emission of 5 air toxins that make people sick

Colorado air pollution regulators spend a lot of time thinking about greenhouse gases that create a smog across the Front Range and contribute to global warming, But this week, they'll focus on five toxic chemicals that make ...

Environment Jan 14, 2025

Pink flame retardants are being used to slow California fires. What do we know about them?

Aircraft battling fires raging through the Los Angeles area are dropping more than water: Hundreds of thousands of gallons of hot-pink fire suppressant ahead of the flames in a desperate effort to stop them before they destroy ...

Environment Jan 2, 2025

Is it possible to have an eco-friendly firework display?

Many of us will send off the old year and start 2025 with a bang. New Year's celebrations will vary in size from small back-garden firework displays to large-scale professional shows. Last year, London's main event released ...

Plants & Animals Dec 6, 2024

Beaver survey aims to show the urban benefits of Chicago's 'ecosystem engineers'

As the boat zipped down the Chicago River on a nippy November morning, Sammie Clark stood up and pointed at a creature swimming in the water, its brown fur slick and its head bobbing just above the surface. It kept close ...

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