Search results for metal air pollution

Environment Jun 23, 2021

Coastal cities face their mortality on the climate 'frontline'

For thousands of years, people have built their great metropolises right up against the contours of coasts, in estuaries and deltas, confident of the ebb and flow of the tides.

Environment Jun 21, 2021

Lead from leaded petrol persists in London air despite '90s ban

Lead levels in London's atmosphere have dropped drastically since lead additives in petrol were phased out, and currently meet UK air quality targets. However despite this drop, airborne particles in London are still highly ...

Biochemistry Jun 17, 2021

How bacteria can recover precious metals from electric vehicle batteries

There are more than 1.4 billion cars in the world today, and that number could double by 2036. If all those cars burn petrol or diesel, the climate consequences will be dire. Electric cars emit fewer air pollutants and if ...

Plants & Animals Jun 14, 2021

Pollutant concentration increases in the franciscana dolphin

The concentration of potentially toxic metals is increasing in the population of the franciscana dolphin—a small cetacean, endemic to the Rio de la Plata and an endangered species— according to a study led by a team of the ...

Earth Sciences May 26, 2021

Kīlauea's gas plumes reveal hidden dangers of volcanic pollution

A team of volcanologists who observed the colossal 2018 eruption of Kīlauea, Hawai'i, have tracked how potentially toxic metals carried in its gas plumes were transported away from the volcano to be deposited on the landscape.

Materials Science May 20, 2021

Worn tires could be reused in new asphalt roadways

Swiss drivers wear out countless tires. Instead of incinerating them, they could be reused locally: The asphalt of various countries has long contained rubber from used tires. Empa and its partners from industry are adopting ...

Materials Science May 11, 2021

Bone-deep: Mineral found in human bone can help fight toxic organic compounds

One of the most prominent evils of rapid industrialization has been the emission of toxic pollutants into the surrounding biosphere, with often disastrous consequences for human beings. Several industrial processes, such ...

Environment May 5, 2021

The environmental toll of fighting COVID-19

We've all seen them: discarded gloves and masks littering parking lots and sidewalks.

Environment May 5, 2021

The U.S. should phase out landfilling, as China and the E.U. are doing

Around the world, economic development has been accompanied by the generation of about 2 billion tons of urban waste each year. The developed nations have put a lot of effort into sorting out recyclable materials, but there ...

Materials Science Mar 5, 2021

'Fungal ghosts' protect skin, fabric from toxins, radiation

The idea of creating selectively porous materials has captured the attention of chemists for decades. Now, new research from Northwestern University shows that fungi may have been doing exactly this for millions of years.

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