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Chemistry World December 2, 2014 Rebecca Trager	US moves to tighten ozone limits The US Environmental Protection Agency has proposed tightening air quality standards for ground-level ozone, a constituent of smog. Industry groups said the new measures were too stringent.
Chemistry World October 5, 2015 Rebecca Trager	New US ozone standard under fire The US has strengthened air quality standards for ground-level ozone generating a backlash from industry.
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 September 16, 2011 Rebecca Trager	US job concerns hamper environmental rules Economic woes and pressure to create jobs in the US are impeding environmental regulation, resulting in President Obama being rebuked by traditional allies and applauded by political opponents.
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 March 3, 2015 Rebecca Trager	Proposed ozone rule could cut US GDP by $1.7 trillion The US's new, more restrictive ozone standard of 65 parts per billion could cut America's GDP by $1.7 trillion between 2017 and 2040, according to a new report.
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.
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.
American Journal of Nursing February 2008 O'Connor & Roy	Electric Power Plant Emissions and Public Health Potentially harmful pollutants to be aware of and how they may affect the public's health.
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.
Geotimes May 2005 Linda Rowan	Clear Skies Clouded in Legislative Discontent President Bush's Clear Skies Initiative was introduced on Valentine's Day, Feb. 14, 2002; however, it was not love at first sight in congressional chambers.
Chemistry World June 5, 2014 Rebecca Trager	US plans 30% emissions cuts for power plants The US's 1000 coal plants will have to cut emissions by 30% below 2005 levels under proposed rules
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.
Chemistry World November 2, 2012 Rebecca Trager	Battle over US environment agency's human studies Two prominent Republican politicians, who have repeatedly accused the EPA of killing jobs through overregulation, are condemning the agency for lax oversight of its ongoing human research studies involving concentrated airborne particles.
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 September 15, 2014 Rebecca Trager	US bid to control power plant emissions challenged The governors of 15 US states have joined together to question the legality of the US Environmental Protection Agency's recently proposed climate rule to limit carbon emissions from the country's existing power plants.
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.
IndustryWeek January 20, 2010 Peter Alpern	EPA Sets Stage to Battle Climate Change The Environmental Protection Agency has signaled that it might not wait for Congress and instead move ahead with its own regulations in the coming months.
Reactive Reports Issue 37 David Bradley	Shipping News International shipping may be one of the largest sources of air pollutants along the Norwegian coast and in the Northern Atlantic.
Scientific American July 2007 Charles Q. Choi	Warming to Law After the U.S. Supreme Court ruling, how stiff will greenhouse gas regulations be?
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 May 20, 2011 Rebecca Trager	EPA delays boiler and incinerator emissions rules The US Environmental Protection Agency has indefinitely delayed rules governing emission of toxic air pollutants from boilers and certain solid waste incinerators at chemical plants and other major industrial facilities.
Chemistry World March 6, 2009 Rebecca Trager	Bush-era environmental regulations challenged After less than a month in charge, the Obama administration is distinguishing itself from the policies of Bush in many areas affecting public health and the environment.
BusinessWeek June 2, 2011 Paul M. Barrett	The Price of Clean Air Does the Clean Air Act hurt or help the U.S. economy? It's not nearly as hard to calculate as you might think.
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).
Outside November 2004 Grant Davis	Bad Air Days Urban pollution can undo your fitness plans. To avoid the big wheeze, check out our guide to finding the freshest outdoor oxygen in cities across the country.
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 January 22, 2015 Rebecca Trager	US methane emissions reduction effort generates sparks The White House has set a new goal of cutting methane emissions from the oil and gas sector by 40-45% by 2025.
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 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 October 23, 2008 Rebecca Trager	US tightens lead emissions standard The amount of lead allowed in US air has been slashed tenfold by the Environmental Protection Agency: the first cut in thirty years.
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.
Geotimes November 2007 Erin Wayman	Auto Ruling Paves the Way for Efficiency Standards Much to the chagrin of the auto industry, a federal judge ruled that states have the right to regulate greenhouse gas emissions from cars and trucks.
Chemistry World October 2, 2014 Rebecca Trager	EPA criticized over asbestos clean-up research The US Environmental Protection Agency's internal watchdog has found that the agency's costly and time-consuming experiments on alternative asbestos control methods lacked effective oversight and threatened human health.
Registered Rep. August 1, 2008	Human Life: Do We Have a Bidder? Five years ago, an individual life was worth almost $1 million more than it is today. The EPA uses this data to determine what regulations are the most cost-effective, and if the price of a life does not exceed the cost of enforcing a particular regulation that will save it, the regs are out.
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 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 December 23, 2011 Rebecca Trager	US crackdown on mercury pollution The US Environmental Protection Agency has announced its long-awaited standards to limit mercury, lead and other toxic pollutants emitted by power plants.
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 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.
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.
IndustryWeek January 20, 2010 Peter Alpern	The Future of Energy Part One -- Emissions Regulation: A New Era Dawns Whether by the hands of Congress or the EPA, regulations on carbon emissions loom in the near future. Here's how U.S. industry is mobilizing.
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.
BusinessWeek September 2, 2010 Kim Chipman	Lisa Jackson's High-Wire Act on Carbon Controls The EPA chief is using her authority under the Clean Air Act to control carbon emissions.
Chemistry World October 23, 2015 Patrick Walter	Exhausting revelations A scandal that started with Volkswagen has grown and now more than 10 car firms have now been accused of manufacturing engines that emit far more nitrogen oxides on the road than lab tests suggests they should.
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 August 5, 2011 Rebecca Trager	EPA in political tug of war over environment Democrats call the current House of Representatives the most 'anti-environment' in history.
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.
Chemistry World February 12, 2013 Andrew Turley	Ozone device for food packaging A university spinout in the UK has developed a sterilization device that uses plasma to create ozone inside sealed packaging.
BusinessWeek January 14, 2010 John Carey	Emissions Rules are On the Way The EPA has regulations due at the end of March, and Congress may weigh in with a bill of its own.