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December 20th, 2014

Atmospheric Chemistry’s Latest News Stories

NASA advances world's first spaceborne sodium lidar: Small-scale measurements of Earth's mesosphere sought

sodium, NASA
It's used as a coolant in nuclear power plants and as a desiccant to remove humidity that otherwise would ruin moisture sensitive products Found in every cell in the human body it transmits nerve impulses ... - Read More

Geoengineering the climate could reduce vital rains

Climate, climate
Although a significant build up in greenhouse gases in the atmosphere would alter worldwide precipitation patterns a widely discussed technological approach to reduce future global warming would also interfere with rainfall and snowfall new research ... - Read More

Climate change: Fast out of the gate, slow to the finish the gate

Fast
A great deal of research has focused on the amount of global warming resulting from increased greenhouse gas concentrations But there has been relatively little study of the pace of the change following these increases ... - Read More

Water vapor in stratosphere plays role in climate

Water vapor changes in the stratosphere contribute to warmer temperatures and likely play an important role in the evolution of Earth's climate says a research team led by a Texas A& amp M University professor ... - Read More

Ingredient of household plastic found in space

Space
NASA's Cassini spacecraft has detected propylene a chemical used to make food storage containers car bumpers and other consumer products on Saturn's moon Titan This is the first definitive detection of the plastic ingredient on ... - Read More

3-D models of electrical streamers

Medical
Streamers may be great for decorating a child's party but in dielectrics they are the primary origin of electric breakdown They can cause catastrophic damage to electrical equipment harm the surrounding environment and lead to ... - Read More

Dams provide resilience to Columbia River basin from climate change impacts

Dams have been vilified for detrimental effects to water quality and fish passage but a new study suggests that these structures provide ecological and engineering resilience to climate change in the Columbia River basin The ... - Read More

Earth's history to be rewritten: Oxygen appeared 700 million years earlier than previously thought

Until now science has believed that oxygen in Earth's atmosphere has been around for roughly 2.3 billion years or roughly half way back along our planet's 4.6 billion year timeline However new research results provide ... - Read More

Methane Out, Carbon Dioxide In?

A University of Virginia engineering professor has proposed a novel approach for keeping waste carbon dioxide out of the atmosphere Andres Clarens an assistant professor of civil and environmental engineering at U Va ’s School ... - Read More

Time to rethink misguided policies that promote biofuels to protect climate, experts say

Policymakers need to rethink the idea of promoting biofuels to protect the climate because the methods used to justify such policies are inherently flawed according to a University of Michigan energy researcher In a new ... - Read More

Most Popular Articles

Graphene Researchers Create "Superheated" Water That Can Corrode Diamonds

Released 3 11 2013 5 00 AM EDTSource Newsroom National University of Singapore more news from this source Mar 11 2013 A team of researchers from the National University of Singapore NUS led by Professor ...

Gentle pasteurization of milk – with microwaves
Microwaves, Milk

In the EU funded project MicroMilk European SMEs together with the University of Hohenheim and the Fraunhofer IGB have developed a novel method for pasteurization of milk with microwaves The system preserves the valuable components ...

Ultrasound ‘Making Waves’ for Enhancing Biofuel Production

All chefs know that you have to break some eggs to make an omelet and that includes engineers at Iowa State University who are using high frequency sound waves to break down plant materials in ...

Researchers "Fish New Pond" for Antibiotics

Released 10 11 2013 9 35 AM EDTEmbargo expired 10 13 2013 1 00 PM EDTSource Newsroom McMaster University more news from this source Oct 15 2013 Hamilton ON Oct 13 2013 Researchers at McMaster ...

Warming since 1950s partly caused by El Niño
Ocean, Ocean

A natural shift to stronger warm El Niño events in the Pacific Ocean might be responsible for a substantial portion of the global warming recorded during the past 50 years according to new research at ...

Geochemistry survey at Chatham Rise reveals absence of modern day greenhouse gas emissions
Gas, Geochemistry, Emissions

Geochemistry analysis conducted by the U S Naval Research Laboratory of fossil sediment injection structures off the New Zealand coast in February and March reveal no presence of modern day expulsions of methane gas a ...

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More Atmospheric Chemistry’s Latest News

Late Cretaceous Period was likely ice-free

Ice
For years scientists have thought that a continental ice sheet formed during the Late Cretaceous Period more than 90 million years ago when the climate was much warmer than it is today Now a University ... - Read More

Tropical forests 'fix' themselves: Nitrogen fixation in tropics has far-reaching implications for global warming

Global warming, Nitrogen, nitrogen, Global warming
Tropical forests speed their own recovery capturing nitrogen and carbon faster after being logged or cleared for agriculture Researchers working at the Smithsonian Tropical Research Institute in Panama think the discovery that trees turn up ... - Read More

'Grassroots action' in livestock feeding to help curb global climate change

no picIn a series of papers to be presented next week scientists offer new evidence that a potent chemical mechanism operating in the roots of a tropical grass used for livestock feed has enormous potential to ... - Read More

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

no picChemists 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
View more Atmospheric Chemistry Articles

Physical Organic Chemistry

The simplest element: Turning hydrogen into 'graphene'

New work from Carnegie's Ivan Naumov and Russell Hemley delves into the chemistry underlying some surprising recent observations about hydrogen and reveals remarkable parallels between hydrogen and graphene under extreme pressures Their work is the ...

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