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April 28th, 2015

Atmospheric Chemistry’s Latest News Stories

Easter Island mystery: Why did the native culture die out?

Long before the Europeans arrived on Easter Island in 1722 the native Polynesian culture known as Rapa Nui showed signs of demographic decline However the catalyst has long been debated in the scientific community Was ... - Read More

Missing link in metal physics explains Earth's magnetic field

Earth's magnetic field is crucial for our existence as it shields the life on our planet's surface from deadly cosmic rays It is generated by turbulent motions of liquid iron in Earth's core Iron is ... - Read More

Sequestration on shaky ground: Natural impediment to long-term sequestration of carbon dioxide

Carbon sequestration promises to address greenhouse gas emissions by capturing carbon dioxide from the atmosphere and injecting it deep below the Earth's surface where it would permanently solidify into rock The U S Environmental Protection ... - Read More

Giant atmospheric rivers add mass to Antarctica's ice sheet

Extreme weather phenomena called atmospheric rivers were behind intense snowstorms recorded in 2009 and 2011 in East Antarctica The resulting snow accumulation partly offset recent ice loss from the Antarctic ice sheet report researchers from ... - Read More

Atmospheric rivers, cloud-creating aerosol particles, and california reservoirs

In the midst of the California rainy season scientists are embarking on a field campaign designed to improve the understanding of the natural and human caused phenomena that determine when and how the state gets ... - Read More

Peat fire emissions may shed light on climate change

Wildfires which send hot flames and smoke high into the air create black carbon emissions associated with climate change and risk to human health Carbon emissions from wildfires in the contiguous U S are expected ... - Read More

NASA mountaintop sensor finds high methane over Los Angeles

A NASA study using two years of observations from a novel mountaintop instrument finds that Los Angeles' annual emissions of methane an important greenhouse gas are 18 to 61 percent higher than widely used estimates ... - Read More

NASA satellite set to get the dirt on Earth's soil moisture

A new NASA satellite that will peer into the topmost layer of Earth's soils to measure the hidden waters that influence our weather and climate is in final preparations for a Jan 29 dawn launch ... - Read More

NASA, NOAA find 2014 warmest year in modern record

The year 2014 ranks as Earth's warmest since 1880 according to two separate analyses by NASA and National Oceanic and Atmospheric Administration NOAA scientists The 10 warmest years in the instrumental record with the exception ... - Read More

Chemical analysis of ancient rocks reveals earliest record yet of Earth's atmosphere: Isotopic memory of atmospheric persistence

Chemical analysis of some of the world's oldest rocks by an international team led by McGill University researchers has provided the earliest record yet of Earth's atmosphere The results show that the air 4 billion ... - 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

New planetary dashboard shows 'great acceleration' in human activity since 1950

no picHuman activity predominantly the global economic system is now the prime driver of change in the Earth System the sum of our planet's interacting physical chemical biological and human processes according to a set of ... - Read More

Nearly half the systems crucial to stability of planet compromised

no picAlmost half of the processes that are crucial to maintaining the stability of the planet have become dangerously compromised by human activity That is the view of an international team of 18 researchers who provide ... - Read More

Estimated social cost of climate change not accurate, scientists say

no picThe economic damage caused by a ton of carbon dioxide emissions often referred to as the social cost of carbon could actually be six times higher than the value that the United States now uses ... - Read More

Flexible methane production from electricity and bio-mass

no picInterlinkage of the power and gas grids is planned to make electricity supply sustainable and robust in the future Fluctuating amounts of wind and solar power for instance might be stored in the form of ... - Read More

Iron toxicity for cyanobacteria delayed oxygen accumulation in early Earth's atmosphere

no picThree billion years ago Earth's atmosphere contained less than 0.0001 percent oxygen Today's atmosphere has around 20 percent oxygen and that is due to the work of tiny microorganisms in Earth's primeval oceans Cyanobacteria which ... - Read More
View more Atmospheric Chemistry Articles

Nuclear Chemistry

Electron spin brings order to high entropy alloys

Researchers from North Carolina State University have discovered that electron spin brings a previously unknown degree of order to the high entropy alloy nickel iron chromium cobalt NiFeCrCo and may play a role in giving ...

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