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News articles about "Ozone"

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

How early Earth kept warm enough to support life

Earth, earth
Solving the faint young sun paradox explaining how early Earth was warm and habitable for life beginning more than 3 billion years ago even though the sun was 20 percent dimmer than today may not ... - Read More

New catalyst neutralizes gases responsible for climate change

Catalyst
New technology developed by the Research Group in Carbon Materials and Environmental prevents nitrous oxide decomposing it into nontoxic products The catalytic system is active efficient and stable over time and can purify gases emitted ... - Read More

'Self-cleaning' pollution-control technology could do more harm than good, study suggests

Research by Indiana University environmental scientists shows that air pollution removal technology used in self cleaning paints and building surfaces may actually cause more problems than they solve The study finds that titanium dioxide coatings ... - Read More

Molecular 'sieves' harness ultraviolet irradiation for greener power generation

Irradiation
New research shows that exposing polymer molecular sieve membranes to ultraviolet UV irradiation in the presence of oxygen produces highly permeable and selective membranes for more efficient molecular level separation an essential process in everything ... - Read More

NASA to study how pollution, storms and climate mix

NASA
NASA aircraft will take to the skies over the southern United States this summer to investigate how air pollution and natural emissions which are pushed high into the atmosphere by large storms affect atmospheric composition ... - Read More

Global warming caused by CFCs, not carbon dioxide, researcher claims in controversial study

Carbon, Global warming, Carbon dioxide, Carbon dioxide, Global warming, carbon
Chlorofluorocarbons CFCs are to blame for global warming since the 1970s and not carbon dioxide according to a researcher from the University of Waterloo in a controversial new study published in the International Journal of ... - Read More

Tropical upper atmosphere 'fingerprint' of global warming

Global warming, Atmosphere, Global warming, Atmosphere
In the tropics at heights more than 10 miles above the surface the prevailing winds alternate between strong easterlies and strong westerlies roughly every other year This slow heartbeat in the tropical upper atmosphere referred ... - Read More

Scientists investigate release of bromine in polar regions

Ozone, Ozone
The chemical element bromine whose compounds contribute significantly to the depletion of ozone in the lower atmosphere is also released in polar regions to a great extent from snow on land This is the result ... - Read More

How trees play role in smog production

Smog
After years of scientific uncertainty and speculation researchers at the University of North Carolina at Chapel Hill show exactly how trees help create one of society's predominant environmental and health concerns air pollution Share This ... - Read More

Rethinking early atmospheric oxygen: Possibility of more dynamic biological oxygen cycle on early Earth than previously supposed

Oxygen, Oxygen, oxygen
A research team of biogeochemists at the University of California Riverside has provided a new view on the relationship between the earliest accumulation of oxygen in the atmosphere arguably the most important biological event in ... - Read More

Ancient Earth crust stored in deep mantle

Scientists have long believed that lava erupted from certain oceanic volcanoes contains materials from the early Earth's crust But decisive evidence for this phenomenon has proven elusive New research from a team including Carnegie's Erik ... - Read More

Long-term exposure to fine particles of traffic pollution increases risk of heart disease

The association between road traffic and heart disease has been suggested in several studies In 2012 a large prospective cohort study from Denmark showed that traffic noise was significantly associated with risk of heart attack ... - Read More

Pollution plumes in Paris air are richer in gaseous aromatic compounds than in Los Angeles

Aromatic, Compounds
What is the origin of the volatile hydrocarbons other than methane present in city air Mainly gasoline powered vehicles 1 according to a study carried out by a French US team 2 including French researchers ... - Read More

Cutting specific pollutants would slow sea level rise, research indicates

Pollutants, sea
With coastal areas bracing for rising sea levels new research indicates that cutting emissions of certain pollutants can greatly slow down sea level rise this century Share This See Also Global Warming Climate Air Quality ... - Read More

Reaction rates of second key atmospheric component measured

Researchers at Sandia National Laboratories' Combustion Research Facility the University of Manchester Bristol University University of Southampton and Hong Kong Polytechnic have successfully measured reaction rates of a second Criegee intermediate CH3CHOO and proven that ... - Read More

Gulf of Mexico Has Greater-Than-Believed Ability to Self-Cleanse Oil Spills

The Gulf of Mexico may have a much greater natural ability to self clean oil spills than previously believed an expert in bioremediation said here today at the 245th National Meeting & amp Exposition of ... - Read More
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