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Decreases in ozone were noted as early as 1978-79, associated with the ozone hole (identified in 1984).

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15y ago
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8y ago

In Antarctica, not South America.

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11y ago

farman, brian gardiner, jonathan shanklin

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Q: When was it first discovered that the ozone was depleting?
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Related questions

What is an ozone-depleting chemical that is not a chlorofluorocarbon?

Ozone depleting chemicals are CFC's. Other than Halogens are also ozone depleting.


What level of the ozone is depleting?

The ozone is depleting at stratospheric level. It is due to CFC's.


Ozone-depleting chemicals has become known as?

The ozone depleting chemicals are CFC's. They react with ozone and deplete it.


What are ozone depleting substances and how they work?

The ozone depleting substances are the ones that deplete the ozone. They work by decomposing the ozone into its original constituents.


What is an ozone depleting substance ods-?

Ozone depleting substances cause damage to the ozone layer. CFC's are greatest of them.


What is ozone depleting substance?

There are many ozone depleting substances. These substances are the ones that can cause damage to the ozone layer.


What is the ozone depleting substances?

There are many ozone depleting substances. These substances are the ones that can cause damage to the ozone layer.


What mandates the use of non ozone depleting substances?

The use of non ozone depleting substances saves ozone. They are HCFC's.


Where are ozone depleting substances used on ship?

The ozone depleting substances are the one that react with ozone and deplete it. They are used as refrigerants on ships.


What materials are depleting your ozone layer?

Materials depleting ozone are called ODS. They are CFC's and greenhouse gases.


Is the ozone ever going to stop depleting?

The ozone depletion is not a natural process. If the man made processes depleting the ozone are stopped then there will be no depletion of ozone to cause an ozone hole.


Which protective gas is depleting?

Ozone is depleting. It is depleting due to the CFC's used by the humans.