2011 Japan tsunami unleashed ozone-destroying chemicals
April 6, 2015, 12:33 p.m. by Becky Oskin, LiveScience
Countries rarely account for greenhouse gases released into the atmosphere due to natural disasters when calculating their annual emissions.
Earth's protective ozone layer shows signs of recovery
September 11, 2014, 11:17 a.m. by Laura Geggel, LiveScience
International action that phased out the production and use of ozone-depleting chemicals is credited with helping the recovery.
'Everlasting storm' has 1 million lightning strikes a year
July 23, 2014, 3:42 p.m. by Russell McLendon
The Catatumbo Lightning has helped sailors, thwarted invasions and wowed onlookers for thousands of years.
Arctic's ozone hole is looking good
April 14, 2014, 3:51 p.m. by Becky Oskin, LiveScience
Along with a reduction in chemicals that destroy the ozone, the Arctic's unique environment aided in its recovery.
New ozone-destroying chemicals discovered in atmosphere
March 10, 2014, 9:30 a.m. by Laura Poppick, LiveScience
Loopholes in the Montreal Protocol may need to be tightened, researchers say.
What is PFTBA? Greenhouse gas is 7,000 times as potent as CO2
December 13, 2013, 9:44 a.m. by Denise Chow, LiveScience
There are no known ways to destroy or remove the long-lasting PFTBA from the atmosphere.
Ozone hole won't heal until 2070, says NASA
December 12, 2013, 11:10 a.m. by Tia Ghose, LiveScience
Efforts like the phasing out of CFCs appears to be working, but the impact won't be noticeable in the ozone layer for years to come, researchers say.
What you don't know about the Antarctic ozone hole
October 23, 2013, 12:03 p.m. by Tia Ghose, LiveScience
The ozone layer is gradually recovering since a 1989 treaty in which 197 agreed to phase out ozone-destroying chlorofluorocarbons.
Ozone hole over Antarctica caused Africa's warming
October 14, 2013, 3:40 p.m. by Charles Q. Choi, LiveScience
The hole in the ozone layer likely caused domino effect of warming in southern Africa due to its influence over wind and weather system.
Increasing melanoma rates no longer in dispute, experts say
June 3, 2013, 7:23 p.m. by Dr. Doris Day, LiveScience
Climate change along with human habits have increased the instance of melanoma among Americans of all ages. One expert says the solution is simply increased awareness.