Ozone

2014 ozone hole update

According to scientists from NASA and NOAA, the Antarctic ozone hole reached its annual peak on September 11 with the size of 24.1 million square kilometers (93 million square miles). Overall, the 2014 ozone hole is smaller than the large holes of the 1998–2006 pe

October 31, 2014

World Ozone Day 2014

September 16, 2014 - The World Ozone Day, is meant to commemorate the success that has been achieved in ameliorating ozone depletion since the enactment of the Montreal Protocol, but also to bring attention to the work ahead. In their first review in four years on

September 16, 2014

Increased SO2 emissions from Holuhraun eruption site can pose health risk and affect global climate change

Earth has split open between the Bardarbunga and Askja volcanoes in Iceland and spewed lava and hot gas. According to the University of Iceland, as of September 9, 2014, the new lava flow was 16 kilometers (10 miles) long and covered about 20 square kilometers (8

September 12, 2014

Unexpectedly large amount of ozone-depleting compound present in Earth's atmosphere

New NASA research shows that Earth's atmosphere contains an unexpectedly large amount of an ozone-depleting compound - Carbon tetrachloride (CCl4) -  from an unknown source decades after the compound was banned worldwide.Carbon tetrachloride was regulated

August 22, 2014

Newly detected ozone depleting substances in the atmosphere

Four gases contributing to the destruction of the ozone layer were identified in the atmosphere. All four of them have been released into the atmosphere recently. Scientists at the University of East Anglia made the discovery by

March 14, 2014

Antarctic ozone hole reaches maximum size for 2013

Each year for the past few decades during the Southern Hemisphere spring, chemical reactions involving chlorine and bromine cause ozone in the southern polar region to be destroyed rapidly and severely. This depleted region is known as the “ozone

October 21, 2013

Ozone thinning has influenced ocean circulation

The hole in the Antarctic ozone layer has caused changes in the way that waters in those southern oceans mix, which has the potential to alter the amount of CO2 in the atmosphere and eventually could have an impact on global climate change, according to earth scientist

February 05, 2013