More than 1100 cylinders of ozone depleting gas seized

Last Updated: Wednesday, November 10, 2010, 22:08

Over 1,100 cylinders containing 15,500 kg of a very strong ozone depleting gas which were brought into the country on the sly have been seized by the Directorate of Revenue Intelligence.

Asteroid strike in oceans can destroy ozone layer: Study

Last Updated: Wednesday, October 27, 2010, 15:41

An asteroid splashdown in one of the Earth`s oceans could trigger a destructive chemical cycle.

Ocean asteroid impact could damage Earth`s ozone layer

Last Updated: Tuesday, October 26, 2010, 13:29

If a medium-sized asteroid were to land in the oceans, the Earth`s ozone layer could be at risk too.

Ocean asteroid could damage ozone layer

Last Updated: Thursday, October 14, 2010, 17:45

Water vapour and sea salt thrown up by asteroid impact could damage the protective ozone layer.

`Ozone layer no longer disappearing`

Last Updated: Tuesday, September 21, 2010, 14:05

According to UN scientists ozone layer could be back to full strength by middle of this century.

UN scientists say ozone layer depletion has stopped

Last Updated: Friday, September 17, 2010, 09:21

The protective ozone layer in the earth`s upper atmosphere should largely be restored by mid century.

Invasive kudzu contributes to surface ozone pollution

Last Updated: Tuesday, May 18, 2010, 19:44

Kudzu, an invasive vine that is spreading across the southeastern United States and northward, is a major factor in the large-scale rise of the pollutant surface ozone, says a study.

Ozone hole healing, can cause further global warming

Last Updated: Wednesday, January 27, 2010, 13:46

Antarctic ozone hole, which was once regarded as one of the biggest environmental threats, is now steadily closing, but its repair could actually increase temperatures in southern hemisphere, British scientists have claimed.

India to phase out ozone-depleting HCFCs by 2030

Last Updated: Tuesday, October 6, 2009, 21:47

India will phase out HCFCs, chemicals causing global warming but widely used in refrigeration and air-conditioning systems, by 2030.

`India phased out ozone depleting substances ahead of target`

Last Updated: Wednesday, September 16, 2009, 16:38

India on Wednesday attributed the success of the Montreal Protocol on Ozone depleting substance to the principle of "common but differentiated responsibility and respective challenges" being agreed by the developed nations.

Laughing gas largest threat to Ozone layer: Study

Last Updated: Friday, August 28, 2009, 10:33

Laughing gas or Nitrous Oxide (N2O) is the most abundant ozone-depleting substance in the 21st century as the emissions of CFC, another green house gas, has come down, a new study suggests.