Ozone-depleting substances caused half of late 20th-century Arctic warming, says study

Implicated in a third of overall global warming at the time Earth Institute at Columbia University A scientific paper published in 1985 was the first to report a burgeoning hole…

Hole In The Ozone Layer Shrinks To Smallest Size On Record

From The Daily Caller NASA image/ screen grab Jason Hopkins Immigration and politics reporter October 22, 2019 12:18 PM ET The hole in the ozone layer shrank to its smallest…

Ozone treaty taking a bite out of US greenhouse gas emissions

Public Release: 14-Aug-2017 American Geophysical Union From Eurekalert WASHINGTON D.C. — The Montreal Protocol, the international treaty adopted to restore Earth’s protective ozone layer in 1989, has significantly reduced emissions…

At AGU, NASA says CFC reduction is not shrinking the ozone hole – yet

NASA Reveals New Results From Inside the Ozone Hole  – Dec. 11, 2013 NASA scientists have revealed the inner workings of the ozone hole that forms annually over Antarctica and…

Cowtan & Way off course

By Christopher Monckton of Brenchley This time last year, as the honorary delegate from Burma, I had the honor of speaking truth to power at the Doha climate conference by…

Busted messaging: CFC's cause warming AND cooling

From the make up your freaking minds department comes this oopsy juxtaposition of alarmist messaging. In an attempt to explain “the pause”, researchers are now grasping for explanations: Human actions…

Study says global warming caused by CFCs interacting with cosmic rays, not carbon dioxide

From the University of Waterloo, an extraordinary claim. While plausible, due to the fact that CFC’s have very high GWP numbers, their atmospheric concentrations compared to CO2 are quite low,…

Ozone hole in Antarctica shrinks significantly, but not a record low as erroneously reported elsewhere

While this is good news any way you look at it,  I note there are a number of news reports saying that the “Ozone Hole Shrinks to Record Low” which…

Good news: 2012 Antarctic Ozone Hole is the second smallest in 20 years

Daily ozone hole images from Jul 1, 2012 to Oct. 19, 2012. The ozone hole max is on Sept. 22, 2012. Credit: NASA/Goddard Space Flight Center – click image for…

A paper unifying cosmic ray interaction, CFC's ozone, and warming

On Cosmic-Ray-Driven Electron Reaction Mechanism for Ozone Hole and Chlorofluorocarbon Mechanism for Global Climate Change Qing-Bin Lu, Department of Physics and Astronomy, University of Waterloo Abstract Numerous laboratory measurements have…

Oh, Canada!

From Penn State: Environment Canada cuts threaten science, international agreements Recent cuts to the scientific workforce of Environment Canada, a government agency responsible for meteorological services and environmental research, threaten…

A Response to Skeptical Science’s “Patrick Michaels: Serial Deleter of Inconvenient Data”

Guest post by Patrick Michaels When the battle is being lost, there is a tendency to try to raise a level of distraction to shift the attention away from the…

Let the inhaler hoarding begin

First, let’s go back a month,  this from the Will Steger Foundation: On Tuesday [August 2nd 2011], State Senator Torres Ray said, “I’m delighted to participate in the air quality…

Ozone hole "…caused a great deal of the climate change that's been observed"

Columbia engineering study links ozone hole to climate change all the way to the equator First time that ozone depletion is shown to impact the entire circulation of the southern…

My morning double take: "Arctic on the verge of record ozone loss"

Say what? There isn’t much that surprises me anymore in the rarefied air that is climate science today. This headline made me do a double take, and the sentence that…

New rate of stratospheric photolysis questions ozone hole

By Joseph D’Aleo, CCM, AMS Fellow   Dr. Will Happer of Princeton wrote “The Montreal Protocol to ban freons was the warm-up exercise for the IPCC.  Many current IPCC players…

One more thing that is "better than we thought" – NOAA: "the atmosphere’s self-cleaning capacity is rather stable"

Yesterday we learned that the great Pacific Garbage Patch really isn’t as big as hyped by media, today we learn that the “atmosphere’s ability to rid itself of many pollutants…

Antarctic Ozone Hole smallest in five years

  From MSNBC: WELLINGTON, New Zealand — International efforts to phase out the use of chlorofluorocarbons and other ozone-depleting substances may be paying off, according to research revealed Friday by the…