Search results for metal air pollution

Plants & Animals Mar 31, 2022

Aquatic plants can be effective in removing contamination by iron mine tailings, study shows

Brazilian researchers have analyzed the mechanisms by which estuarine plants absorb iron, and used their findings to recommend a promising phytoremediation technique for the rehabilitation of water and soil contaminated by ...

Materials Science Mar 31, 2022

How is haze formed? Soot as a surprising source of haze-building hydroxyl radicals

Haze is formed when a cocktail of various gaseous pollutants is oxidized and forms particulate matter diffusing sunlight. This process is mainly mediated by hydroxyl radicals (OH), and researchers have now discovered a new ...

Environment Mar 23, 2022

Is California's cap-and-trade program hurting the environment more than helping it?

The breathing problems began when Ulises Flores was 13 years old.

Environment Mar 21, 2022

Kuwait, among world's hottest places, lags on climate action

It was so hot in Kuwait last summer that birds dropped dead from the sky.

Environment Mar 7, 2022

How badly will Russia's war torpedo hopes for global climate cooperation?

Even before Russia invaded Ukraine, the prospect of industrial nations coming together to quickly enact meaningful cuts to greenhouse gas emissions seemed slim. But with Russia blowing apart the world order, advocates for ...

Ecology Feb 23, 2022

Researchers gain insights into Rio Tinto microbial community

At the mouth of the Rio Tinto in southwestern Spain, acidic river water—polluted with heavy metals from ore mining and mineral weathering—mixes with the salt water of the Atlantic Ocean. Here, microorganisms that love such ...

Environment Feb 21, 2022

Fossil fuels, renewable energy, and electric vehicles

The transition to an environmentally sustainable economy will take at least a generation, if not a bit longer. And at the end of the journey, we will not emerge with a pristine planet. The goal is to minimize the damage we ...

Environment Feb 16, 2022

How poisonous mercury gets from coal-fired power plants into the fish you eat

People fishing along the banks of the White River as it winds through Indianapolis sometimes pass by ominous signs warning about eating the fish they catch.

Environment Jan 25, 2022

97% of Latin America's e-waste is improperly managed and includes an annual $1.7 billion in recoverable materials

Electronic waste in 13 Latin American countries rose by 49% between 2010 and 2019, roughly the world average, but just 3% was collected and safely managed, a fraction of the 17.4% global average, according to the UN's first ...

Environment Jan 20, 2022

Polish researchers invent anti-smog sound cannon

In a battle against Poland's constant smog, scientists are testing out a new "cannon" that uses soundwaves to push toxic particles higher into the atmosphere to allow residents to breathe.

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