News tagged with sulfur dioxide

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Italian super-eruption larger than thought

Recent research suggested that the super-eruption of the Campi Flegrei caldera volcano in southern Italy about 40,000 years ago may have played a part in wiping out, or forcing the migration of, the Neanderthal and modern ...

Jun 18, 2012
4.8 / 5 (4) 0

New England lakes recovering rapidly from acid rain

For more than 40 years, policy makers have been working to reduce acid rain, a serious environmental problem that can devastate lakes, streams, and forests and the plants and animals that live in these ecosystems. Now new ...

Jun 09, 2014
4.5 / 5 (4) 0

Report: Most Americans still live in unclean air

(AP) -- Six in 10 Americans - about 175 million people - are living in places where air pollution often reaches dangerous levels, despite progress in reducing particle pollution, the American Lung Association said in a report ...

Apr 28, 2010
3.4 / 5 (5) 1

Minister: China pollution remains 'very serious'

(AP) -- Pollution in China remains very serious as the country's rapid economic growth brings on new environmental problems, with nearly 1,000 contamination incidents in the last five years, a minister said Saturday.

Mar 12, 2011
4.3 / 5 (4) 1

Dust involved in sulfate production in clouds

(Phys.org) —A new study from Germany has studied the tiny dust particles within clouds and their influence on the climate. The influence of dust particles on cloud formation and on the chemical reactions ...

May 10, 2013 report
4.7 / 5 (3) 0 | with audio podcast

Conifer scent influences climate

(Phys.org) —Conifers emit volatile hydrocarbons, primarily terpenes, which we experience as the characteristic smell of the woods. In a complicated series of reactions involving ozone and sulfur dioxide, ...

Jan 09, 2014
4.7 / 5 (3) 1 | with audio podcast

Improving China's acid rain control strategy

Scientists are reporting the first evidence that China's sharp focus on reducing widespread damage to soil by acid rain by restricting sulfur dioxide air pollution may have an unexpected consequence: Gains ...

Oct 14, 2009
3.3 / 5 (4) 0

Rich Ore Deposits Linked to Ancient Atmosphere

(PhysOrg.com) -- Much of our planet's mineral wealth was deposited billions of years ago when Earth's chemical cycles were different from today's. Using geochemical clues from rocks nearly 3 billion years old, a group of ...

Nov 19, 2009
4.3 / 5 (3) 0