Scientists still waiting for clear signs of ozone hole healing

Last Updated: Wednesday, December 18, 2013, 10:53

Earth`s upper atmosphere is still so saturated with ozone-eating chlorine that it will take about another decade for evidence that a nearly 25-year-old ban on such destructive chemicals is working, scientists said.

Ozone hole still not on path of recovery

Last Updated: Thursday, December 12, 2013, 13:59

NASA scientists have found that declining chlorine in the stratosphere has not yet caused a recovery of the ozone hole - formed annually over Antarctica.

Human activity altering rainfall patterns: Study

Last Updated: Tuesday, November 12, 2013, 13:09

A new study has shown that changes in global (ocean and land) precipitation may have been directly affected by human activities and cannot be explained by natural variability alone.

Ozone chemicals ban may have led to global warming `pause`

Last Updated: Monday, November 11, 2013, 12:31

A new study has suggested that ban on ozone depleting chemicals may have impacted the global temperature rise.

Antarctic Ozone hole slightly smaller than average in 2013

Last Updated: Saturday, October 26, 2013, 12:45

The ozone hole, which forms every year in the stratosphere over Antarctica, is slightly smaller in size than average this year, according to NASA satellite data.

Climate change to undermine world ocean systems by 2100

Last Updated: Wednesday, October 16, 2013, 19:33

Scientists have found that no corner of the world ocean will be untouched by climate change by 2100, with the sea experiencing the simultaneous effects of warming, acidification and oxygen depletion.

New device can detect dangerous ultraviolet light

Last Updated: Sunday, October 6, 2013, 16:21

Scientists have developed a new device that can detect in just milliseconds a certain type of high-energy ultraviolet light which is powerful enough to break the bonds of DNA and harm living creatures.

India to mark Int`l day for preservation of Ozone Layer

Last Updated: Thursday, September 12, 2013, 17:56

The 19th international day for preservation of Ozone layer will be observed on September 14 with the theme "a healthy atmosphere, the future we want".

All you need to know about Ozone layer depletion

Last Updated: Friday, September 6, 2013, 00:01

We hear about the Ozone layer depletion due to climate change very often but hardly understand as to what impact this phenomenon can actually cause to our mighty planet Earth.

Ozone layer`s depletion will cease in time: Academic

Last Updated: Thursday, September 5, 2013, 21:19

The opening in the earth`s stratospheric ozone layer over Antarctica is closing slowly and should recover completely in the later half of this century, though its effect on global climate change is still uncertain.