Ozone Depletion Timeline

By De'Miko Nelson

  • The discovery of the loss of ozone in the stratosphere was in 1970.

    The discovery of the loss of ozone in the stratosphere was in 1970.

  • Scientists discover aerosol cans can damage the ozone laye

  • British Antarctic Survey scientists discover recurring springtime Antarctic ozone hole

  • British scientists got first direct evidence that it was really happening

  • International team returned from Antartica reveal cause of ozone problem

  • Ten years of satellite data begin to show measurable ozone depletion globally

  • DuPont announces phase-out of CFC production by end of 1996

  • Ozone becomes largest hole on record

  • Decrease in ozone hole

  • Springtime Antarctic ozone hole disappears

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