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Chemistry World April 9, 2008 Kira Welter |
Rainforest emissions don't harm clean skies Atmospheric chemists have been overestimating the harmful effects of rainforests' hydrocarbon emissions, German scientists say. |
Chemistry World July 1, 2013 Laura Howes |
Quantum tunnelling in space Interstellar dust clouds might be host to more chemistry than previously imagined. |
Chemistry World March 9, 2006 Katharine Sanderson |
Unexpected Photochemistry Unearthed Soil uses sunlight to produce chemicals that can break down pollutants in the lowest layers of the atmosphere. |
Chemistry World August 6, 2009 Simon Hadlington |
Organic aerosol mystery solved Scientists believe they may have cracked an important conundrum in atmospheric chemistry: how a volatile molecule released by plants helps to form aerosols that can have a profound effect on weather and climate systems. |
Chemistry World March 2009 Emma Davies |
Fruits of the forest Last summer a team of UK scientists dragged the contents of their lab out into the jungle, to analyse the local atmosphere. |
Chemistry World January 25, 2007 Richard Van Noorden |
Water Surprise for Atmospheric Scientists Lone water molecules can catalyze reactions between atmospheric gases, scientists have confirmed, throwing a wrench in the works of supposedly simple atmospheric chemistry. |
Chemistry World July 27, 2012 Phillip Broadwith |
Storm on the horizon for ozone levels Summer storms can inject water vapor high into the atmosphere and trigger processes that degrade the ozone layer, say US chemists. |
Geotimes December 2006 Megan Sever |
Methane Budget to Become Off-Balance Methane packs a big punch in the atmosphere. A team of climate scientists now says that it has better determined the primary controls over the methane budget over the past two decades, and the team offers a warning for the future: methane emissions will likely rise. |
Chemistry World May 28, 2014 Richard Massey |
Out of the frying pan and into the atmosphere Researchers have come closer to understanding why fatty acids, emitted in significant quantities by fast food outlets cooking meat, persist for so long in the atmosphere. |
Chemistry World July 19, 2007 Simon Hadlington |
Antarctic Atmosphere Could Give Gaia Hypothesis a Boost The surprising discovery of significant quantities of iodine oxide in the lower atmosphere above Antarctica will have a potentially significant impact on current models of global atmospheric chemistry. |
Chemistry World December 16, 2011 Kate McAlpine |
Radical experiment assesses interstellar nitrogen Radical reactions are challenging to measure at cold temperatures, but an international team of researchers have recently clocked the rate for atomic nitrogen and hydroxyl radicals at 56K. |
Geotimes May 2006 Carolyn Gramling |
Natural Bumps in the Atmosphere Temperatures at Earth's surface have been rising for decades, but in the upper atmosphere, the temperature is slowly dropping. In explaining this change, scientists have focused on human-related causes -- but a new study shows that nature should not be ignored. |
Chemistry World July 25, 2007 Peter Mitchell |
Newly Identified Side to Global Warming An atmospheric mechanism has emerged that could lift global temperatures by even higher than the 2-5 C rise predicted by the end of the century as a result of greenhouse gas emissions. |
Wired September 2000 |
Verge NASA's new helium-filled balloons are going higher and doing more than ever to understand and predict stratospheric ozone loss... |
Chemistry World September 16, 2014 James Urquhart |
Ozone layer no longer thinning Scientists say that they are cautiously optimistic about the recovery of the ozone layer. |
Chemistry World January 21, 2014 Peter Braesicke |
Chemical modeling for air resources If you want to learn about the chemical composition of the atmosphere, this book by Jinyou Liang will be a useful companion. |
Chemistry World August 11, 2009 Simon Hadlington |
Urban materials trigger air pollution Independent teams of researchers in the UK and the US have shown that nitrogen oxides in the atmosphere can participate in chemical reactions on the surfaces of buildings, indoors and outdoors. |
Chemistry World December 22, 2014 Andy Extance |
Chemistry from the skies promises low-emission nylon raw material Mimicking the breakdown of atmospheric organic compounds has led to a cleaner way to make a key nylon raw material. |
Geotimes January 2006 Kathryn Hansen |
Plant Methane Surprises Climate Scientists Atmospheric scientists have long blamed cattle and microbes for the production of significant amounts of methane on Earth. But the discovery of a new large source of methane, a greenhouse gas that contributes to global warming, is putting trees on the hot seat. |
Chemistry World January 19, 2010 Lewis Brindley |
Giving gold a smooth ride Chemists from Germany and Poland have discovered a new way to polish gold completely smooth using Fenton's reagent, producing gold surfaces that could be used in the electronics industry and electrochemical processes. |
Chemistry World September 24, 2014 Richard Massey |
Acetaldehyde photolysis: right to roam Australian and US chemists have re-shaped our understanding of an important photochemical reaction that defies classical transition state theory and proceeds via multiple barrierless 'roaming' pathways. |
Chemistry World May 9, 2013 Simon Hadlington |
Mineral dust plays key role in cloud formation, chemistry Mineral dust that swirls up into the atmosphere from Earth's surface plays a far more important role in both cloud formation and cloud chemistry than was previously realized. |
Chemistry World August 2010 |
Let's get physical The field of physical chemistry is booming, as more and more scientists seek to understand their work on a molecular level |
Chemistry World April 23, 2007 Tom Westgate |
Green Tea's Secret Tunneling Revealed Scientists have used quantum mechanics to work out why green tea is good for you. The health benefits of the brew are all down to a quirk of the quantum world known as tunneling, they say. |
Chemistry World June 7, 2012 Simon Hadlington |
Rethinking redox chemistry Metal oxide redox chemistry may be due a big re-think following new research by US scientists. It seems that it is not solely electrons that are being shunted about. In many, possibly most, cases a proton also comes along for the ride. |
Geotimes April 2004 Naomi Lubick |
EPA announces ozone hotspots The Environmental Protection Agency released a list yesterday of U.S. counties that need to come into compliance for amounts of ozone in the atmosphere at ground levels. |
Chemistry World August 27, 2009 Tom Bond |
Nitrous oxide key ozone destroyer Nitrous oxide is the single most important manmade substance reducing ozone in the atmosphere, according to US researchers. |
Geotimes July 2004 Sara Pratt |
Recalculating the Warming Trend Over the past 15 years climate researchers have observed that while temperatures at the earth's surface have been quickly on the rise, the troposphere has been warming more slowly than expected. |
Geotimes July 2003 Tim Palucka |
Lightning implicated in ozone over Africa About five years ago, atmospheric scientists studying ozone concentrations over equatorial Africa and the southern hemisphere of the tropical Atlantic came across a puzzling situation. Unexpectedly high levels of ozone in southern Africa were finally explained by an overlooked phenomenon: lightning. |
Chemistry World October 6, 2008 Lewis Brindley |
Global ozone pollution warning Current controls are failing to protect human health and the environment from increasing ground-level ozone, according to a report by the Royal Society. |
Smithsonian February 2007 Virginia Morell |
Ahead in the Clouds The no-nonsense atmospheric chemist Susan Solomon helped patch the ozone hole. Now, as a leader of a major United Nations report -- out this month -- she's going after global warming. |
Geotimes December 2005 Kevin E. Trenberth |
A Warming World Climate change is with us; we cannot stop it, although we can slow it down. It behooves us therefore to track how and why the climate is changing. |
Chemistry World September 22, 2010 Andy Extance |
Warming worry shades ozone success International measures fighting ozone depletion are working, according to the latest scientific assessment, but could elevate the climate change threat without continued effort. |
Chemistry World February 28, 2014 Emma Stoye |
Scientists blend standard air The first ever fully synthetic standard air, which can be used as a reference to calibrate atmospheric monitoring equipment, has been produced by researchers in the UK. |
Chemistry World August 18, 2015 Matthew Gunther |
Life of grime for atmospheric chemistry Atmospheric chemists from Canada have discovered that grimy surfaces on city buildings and windows may be releasing ozone precursors into the atmosphere when exposed to sunlight. |
Chemistry World April 7, 2008 Kira Welter |
Industrial emissions boost pollution at coastlines Pollution along our coastlines is worsened by chemical reactions that occur when emissions from ships and heavy industry combine with ocean air, US scientists have found. |
Chemistry World September 3, 2014 Andy Extance |
Environmental priorities stymie hunt for stubborn ozone depleter The Earth's gradually healing ozone layer -- an iconic success in humanity's attempts to fix the environmental damage it causes -- is being set back by unanticipated lingering pollutants. |
Science News February 17, 2007 |
Science Safari: Ozone Depletion and Recovery Answers to questions about ozone depletion and the recovery of the ozone hole are now easy to find by researchers, as well as the general public, through a new online index developed by NOAA's Earth System Research Laboratory. |
Geotimes August 2003 Greg Peterson |
An ozone-depleting volcano According to a report in the May 15 Nature, the largest source of ozone-depleting bromine may in fact be natural: Volcanoes may spew as much as 140,000 tons of bromine oxide into the atmosphere each year. |
Chemistry World August 8, 2013 James Urquhart |
Wealth of undiscovered volatiles found drifting above orange groves Scientists have measured the exchange of hundreds of volatile organic compounds in the air above an orange grove in California and the ecosystem below. The finding could have implications for climate and air pollution models |
Chemistry World January 7, 2013 James Urquhart |
Kilogram ready to slim down for the new year UK scientists have developed a cleaning technique that could solve a long-standing puzzle in the field of metrology -- how to return the standard kilogram, against which all others are measured, to its original mass. |
Chemistry World May 31, 2009 Nina Notman |
New probe promises ozone answers Chemists in the US have devised a single-molecule fluorescent probe that is selective for ozone, which they hope will help address controversy over claims that cells can produce ozone. |
Chemistry World November 2010 Bibiana Campos Seijo |
Editorial: Nobels and Ozone Four of this year's Nobel prize winners are working at UK institutions... The health of the ozone layer is still in intensive care but the long-term prognosis is good... |
Geotimes October 2005 Naomi Lubick |
Ozone Link to Permian Extinction New research on how ozone affects plants and their reproduction may be the key to figuring out what happened to trigger Earth's largest extinction event, which occurred around 250 million years ago. |
Chemistry World December 2, 2013 Ian Randall |
Mass extinction the result of acid rain and ozone loss Widespread rain as acidic as lemon juice and the destruction of as much as 65% of the ozone layer may have played a major role in the largest mass extinction in the fossil record. |
Chemistry World January 2009 Richard Van Noorden |
Editorial: Sustainable connection The interface between chemistry and engineering is more important than ever. |
Chemistry World August 18, 2009 Jon Cartwright |
Ozone reaction with skin causes irritants Armin Wisthaler of the Leopold-Franzens University of Innsbruck, Austria, and Charles Weschler of Rutgers University in New Jersey, US, have performed a study of ozone with human occupants in an office environment. |