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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 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 September 16, 2014 James Urquhart |
Ozone layer no longer thinning Scientists say that they are cautiously optimistic about the recovery of the ozone layer. |
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. |
Chemistry World August 2008 |
Cold chemistry Intrepid researchers will brave the harshest conditions in the name of science. Ned Stafford talks to some of Antarctica's chemists |
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 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. |
Chemistry World July 31, 2014 Caryl Richards |
New source of hydroxyl radicals found in the clouds An international collaboration of scientists has discovered a previously unidentified source of tropospheric hydroxyl radicals generated by the interaction of ozone with the surface of clouds. |
Geotimes March 2006 Powell et al. |
Drilling Back to the Future Antarctica plays a fundamental role in sea-level change and ocean chemistry, and has the potential for important societal impacts over human timescales. |
Geotimes August 2004 Naomi Lubick |
Susan Solomon: Chemistry in the Clouds The atmospheric scientist, won the Blue Planet Prize last June for her work on the Antarctic ozone hole. The prestigious environmental award is given to two individuals or organizations every year by the Japanese Asahi Glass Foundation, along with 50 million yen (equivalent to about $460,000). |
Chemistry World September 27, 2007 Simon Hadlington |
Scientists Uncover How Last Ice Age Ended Scientists have shown that the end of the last age 19,000 years ago began in the higher latitudes of the southern hemisphere before sweeping into the tropics. |
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 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. |
Chemistry World March 2006 Katie Gibb |
Extreme Analysis High pressures, cold temperatures and inaccessible samples all make analytical work challenging for chemists. Science still has a lot to gain from studying and working in extreme environments. |
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 February 21, 2007 Tom Westgate |
Complex Organic Molecules Teamed with Iodine Chemists have developed a method for constructing complex halogen-containing organic molecules from simple compounds in a single step. The discovery could pave the way for the synthesis of many potentially useful naturally occurring molecules. |
Chemistry World April 19, 2009 Sarah Houlton |
Lead-lined clouds Lead in the atmosphere has a direct effect on how clouds form, according to research by an international team of scientists. |
Geotimes January 2004 Naomi Lubick |
Longer polar ice record Geoscientists have beefed up a dataset documenting ice cover at Earth's poles, revealing a longer and slightly different picture than painted in the past by satellite observations. |
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. |
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. |
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. |
Wired September 22, 2008 Damon Tabor |
Scientists May Soon Outnumber Penguins at Earth's Poles Tens of thousands of scientists are zipping up their parkas for the latest International Polar Year initiative. |
Geotimes March 2005 Naomi Lubick |
Paleo-Antarctic Puzzle Even though Antarctica was at the south pole around 35 million years ago, it was warm and relatively ice free. What exactly caused its shift to a deep freeze has long puzzled paleoclimatologists. |
Geotimes August 2004 Naomi Lubick |
Doubling the Ice Record A team of European researchers released their first round of results from the longest ice core ever to be recovered from a polar glacier. Measurements show some interesting temperature shifts that may cause climatologists to reevaluate their models. |
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 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. |
Fast Company December 2009 Anne C. Lee |
Freeze: The Antarctic Treaty Turns 50 On the first of December 1959, 12 nations signed a pact freezing territorial claims and banning military activity in Antarctica. Here's a tour. |
Scientific American July 2008 Peter Brown |
NASA Satellites Watch Polar Ice Shelf Break into Crushed Ice Ice is melting at the poles much faster than climate models predict. |
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. |
Salon.com August 17, 2000 Lawrence E. Joseph |
James Lovelock, Gaia's grand old man The scientist who first theorized that our planet is a biological organism, not merely a rock, discusses life on Earth and the possibilities for its future. |
Chemistry World August 14, 2014 Ned Stafford |
Research on ice at British Antarctic base A power outage has halted research at the Halley Research Station in Antarctica and might not start again for the remainder of the Antarctic winter in order to conserve power for heating the station. |
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 |
Popular Mechanics March 15, 2010 Trevor Williams |
Iceberg Forensics: Predicting the Planet's Future With Antarctic Ice Something new is happening with the ice streams and glaciers. They are getting thinner, and they are getting thinner because they are speeding up. |
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 March 2012 |
Column: In the pipeline Drug discovery requires experimentation, says Derek Lowe. But chemists can be reluctant to stray from the elements they know and love |
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. |
Geotimes November 2006 Margaret Putney |
Ice Reveals Polar Temperature Seesaw A new ice core from Antarctica directly correlates abrupt changes in Greenland's climate over the last 150,000 years with counterpart changes in Antarctica -- offering further indication that the two icy regions are connected by ocean currents in a sort of bipolar seesaw. |
Chemistry World May 20, 2015 Mark R StJ Foreman |
The nuclear danger of iodine Certain isotopes of iodine are harmful. In both the Fukushima and the 1986 Chernobyl accidents, volatile iodine species were released into the environment with tellurium. |
Chemistry World July 2011 Laura Howes |
Beyond the Frontiers In space and Antarctica, planning and running research projects transcends national borders. |
Geotimes September 2007 Megan Sever |
Live Earth: Scientists Rock Antarctica A band called Nunatak, composed of five Antarctic researchers, performed outside in single-digit temperatures as part of the Live Earth concert series. |
Scientific American March 2007 Charles Q. Choi |
Pole Positions More than 30 nations are initiating a global campaign to study the Arctic and Antarctic: an International Polar Year. |
Popular Mechanics August 12, 2008 Laurie J. Schmidt |
Sensor-Laden Super Seals Dive Deep for New Global Warming Data A behemoth marine mammal whose diving skills would put an Olympic athlete to shame has become a surprise player in climate-change studies |
Geotimes January 2007 Margaret Putney |
Ice Reveals Polar Temperature Seesaw A new ice core from Antarctica directly correlates abrupt changes in Greenland's climate over the last 150,000 years with counterpart changes in Antarctica -- offering further indication that the two icy regions are connected by ocean currents in a sort of bipolar seesaw. |
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. |
Chemistry World July 10, 2006 Arthur Rogers |
Outdoor Chores Outlawed Under restrictions triggered when ground levels of ozone -- an indicator of photochemical smog -- exceed set thresholds, French officials are empowered to ban certain activities in order to reduce emissions of volatile organic compounds. |
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... |