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13

Dec

Ozone hole won’t heal until 2070, says NASAEfforts 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.

Ozone hole won’t heal until 2070, says NASA
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.

23

Oct

What you don’t know about the Antarctic ozone holeThe ozone layer is gradually recovering since a 1989 treaty in which 197 agreed to phase out ozone-destroying chlorofluorocarbons.

What you don’t know about the Antarctic ozone hole
The ozone layer is gradually recovering since a 1989 treaty in which 197 agreed to phase out ozone-destroying chlorofluorocarbons.

14

Oct

Ozone hole over Antarctica caused Africa’s warmingThe hole in the ozone layer likely caused domino effect of warming in southern Africa due to its influence over wind and weather system.

Ozone hole over Antarctica caused Africa’s warming
The hole in the ozone layer likely caused domino effect of warming in southern Africa due to its influence over wind and weather system.

13

Feb


 Ozone hole shrinks to record low  



Antarctica is particularly vulnerable to ozone-depleting substances, because high winds cause a vortex of cold air to circulate over the continent.
Antarctica is particularly vulnerable to ozone-depleting substances, because high winds cause a vortex of cold air to circulate over the continent.

25

Oct

Antarctic ozone hole among the smallest recorded in 20 yearsWarmer temperatures in the atmosphere above Antarctica this year likely contributed to the smaller ozone hole.

Antarctic ozone hole among the smallest recorded in 20 years
Warmer temperatures in the atmosphere above Antarctica this year likely contributed to the smaller ozone hole.

27

Jul

Big summer storms deplete ozone layer, new study saysThunderstorm clouds over the U.S. could shoot water vapor into the stratosphere where it could react and contribute to the loss of protective ozone.

Big summer storms deplete ozone layer, new study says
Thunderstorm clouds over the U.S. could shoot water vapor into the stratosphere where it could react and contribute to the loss of protective ozone.

08

May

Do thunderstorms make ozone? Researchers to map the clouds for the answerScientists will fly through storms to collect data on pollutants and then fly through the same air mass the next day to determine changes.

Do thunderstorms make ozone? Researchers to map the clouds for the answer
Scientists will fly through storms to collect data on pollutants and then fly through the same air mass the next day to determine changes.

05

Dec

Rocks release ozone gas before earthquakesLab experiments that crushed rocks that often grind together in earthquakes showed that large amounts of ozone are emitted by the crushing.

Rocks release ozone gas before earthquakes
Lab experiments that crushed rocks that often grind together in earthquakes showed that large amounts of ozone are emitted by the crushing.

15

Oct

Antarctic ozone hole nearly the size of North AmericaThe hole is the partial or complete depletion of ozone between 8.7 to 13.7 miles above Earth’s surface.

Antarctic ozone hole nearly the size of North America
The hole is the partial or complete depletion of ozone between 8.7 to 13.7 miles above Earth’s surface.

10

Oct

Gamma rays could end life on EarthGamma ray bursts from the sun could be contributing to the depletion of the Earth’s ozone layer.

Gamma rays could end life on Earth
Gamma ray bursts from the sun could be contributing to the depletion of the Earth’s ozone layer.