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Transcript of Ozone Depletion
What is it.
Ozone Depletion is a destruction of the upper atmospheric layer of ozone gas, caused by substances form from breakdown of ozone depleting substances.
What causes is it.
When the natural balance between the production and destruction of statospheric ozone is tipped in favor of destruction. Although natural phenomena can cause temporary ozone loss. Cholorine and Bromine released from man made compounds such as CFCs are new accepted us the main cause of this depletion.
Human & welfare is a major concern. welfare is reduction in plant productivity, including agrigultural crops, due to increase UV-B radiation and tropospheric ozone formation.
Results suggest that increase in tropospheric ozone due to 15% stratospheric depletion man cause economic loss of around 0.9 billion dollars together range about 1.3 to 2.5 billion dollars.
The 1997 Ozone Awards were bestowed on twenty-three individuals and organizations who have made outstanding contributions to the protection of the Earth's ozone layer in Montreal on 16 September 1997.
The event marked the Tenth Anniversary celebrations of the signing of the Montreal Protocol on Substances that Deplete the Ozone Layer.
Nominations for the awards were received from individuals, governments, and non-governmental organizations. A distinguished committee of seven previous winners of the award reviewed the nominations.
Connections between ozone depletion and careers
scientists that measure and see if the the ozone is depleting.