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News articles about "Ozone"

Major 'third-hand smoke' compound causes DNA damage and potentially cancer

Leftover cigarette smoke that clings to walls and furniture is a smelly nuisance but now research suggests that it could pose a far more serious threat especially to young children who put toys and other ... - Read More

Four new human-made ozone depleting gases found in the atmosphere

Scientists at the University of East Anglia have identified four new human made gases in the atmosphere all of which are contributing to the destruction of the ozone layer New research published today in the ... - Read More

Made in China for us: Air pollution tied to exports

Chinese air pollution blowing across the Pacific Ocean is often caused by the manufacturing of goods for export to the U S and Europe according to findings by UC Irvine and other researchers published today ... - Read More

Cracked sea ice stirs up Arctic mercury concern

sea, Ice, Mercury
Vigorous mixing in the air above large cracks in Arctic sea ice that expose seawater to cold polar air pumps atmospheric mercury down to the surface finds a NASA field campaign This process can lead ... - Read More

Arctic: Mercury deposition and ozone depletion, linked to sea-ice dynamics

Mercury, Ice, sea, Ozone depletion, Dynamics
This week a new study published in Nature and co authored by Drs Chris Moore and Daniel Obrist of Nevada's Desert Research Institute establishes for the first time a link between Arctic sea ice dynamics ... - Read More

High levels of molecular chlorine found in arctic atmosphere

Atmosphere, Atmosphere, molecular, Molecular
Scientists studying the atmosphere above Barrow Alaska have discovered unprecedented levels of molecular chlorine in the air a new study reports Molecular chlorine from sea salt released by melting sea ice reacts with sunlight to ... - Read More

New study: US power plant emissions down

Emissions
Power plants that use natural gas and a new technology to squeeze more energy from the fuel release far less of the greenhouse gas carbon dioxide than coal fired power plants do according to a ... - Read More

New results from inside the ozone hole

Ozone, Ozone
NASA scientists have revealed the inner workings of the ozone hole that forms annually over Antarctica and found that declining chlorine in the stratosphere has not yet caused a recovery of the ozone hole More ... - Read More

Accelerated corrosion testing of silver provides clues about performance in atmospheric conditions

Corrosion, Atmospheric
Small test strips made of silver or other metals called coupons are frequently used to assess and predict the speeds at which metals used in outdoor environments pipelines aircraft bridges as well as countless other ... - Read More

Destroying greenhouse gases in environmentally-friendly way

Greenhouse gases, Greenhouse gases
Researchers at the Universitat Jaume I UJI have developed a new catalyst for the activation of carbon fluorine bonds This process has many industrial applications among which stands out the possibility to be used to ... - Read More

Rain as acidic as lemon juice may have contributed to ancient mass extinction

Lemon juice
Rain as acidic as undiluted lemon juice may have played a part in killing off plants and organisms around the world during the most severe mass extinction in Earth's history About 252 million years ago ... - Read More

Methane-munching microorganisms meddle with metals

Metals, Microorganisms
On the continental margins where the seafloor drops hundreds of meters below the water's surface low temperatures and high pressure lock methane inside ice crystals Called methane hydrates these crystals are a potential energy source ... - Read More

Clean Air Act has led to improved water quality in the Chesapeake Bay watershed

Water, Water, Water
A new study shows that the reduction of pollution emissions from power plants in the mid Atlantic is making an impact on the quality of the water that ends up in the Chesapeake Bay The ... - Read More

New adsorbent is more effective and environmentally friendly for treating wastewater

A novel new adsorbent for removing emerging contaminants from wastewater that is more effective reusable and environmentally friendly has been developed by researchers in Temple University's Water and Environmental Technology WET Center The researchers used ... - Read More

Aerosols: Chemists develop new approaches to understanding disturbing trends near Earth's surface

Chemists who are members of the American Chemical Society ACS collaborating with scientists from other fields through the University of California San Diego UCSD Center for Aerosol Impacts on Climate and the Environment CAICE have ... - Read More

How the newest diesel engines emit very little greenhouse gas nitrous oxide

Gas
The newest catalytic converters in diesel engines blast away a pollutant from combustion with the help of ammonia Common in European cars the engines exhaust harmless nitrogen and water How they do this hasn't been ... - Read More

Chemists Develop New Approaches to Understanding Disturbing Trends Near Earth's Surface

Chemists who are members of the American Chemical Society ACS collaborating with scientists from other fields through the University of California San Diego UCSD Center for Aerosol Impacts on Climate and the Environment CAICE have ... - Read More

Pacific flights create most amount of ozone

The amount of ozone created from aircraft pollution is highest from flights leaving and entering Australia and New Zealand a new study has shown The findings which have been published today Thursday 5 September in ... - Read More

Removing pollutants and contaminants from wastewater

Pollutants, Contaminants
The Fraunhofer Institute for Interfacial Engineering and Biotechnology IGB and its European partners have developed several effective processes for eliminating persistent pollutants from wastewater Some of these processes generate reactive species which can be used ... - Read More

It's not just the heat, it's the ozone: Hidden heat wave dangers exposed

Heat
During heat waves when ozone production rises plants' ozone absorption is curtailed leaving more pollution in the air This resulted in the loss of an estimated 460 lives in the UK in the hot summer ... - Read More
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