Citation Information

2014 Ozone Assessment cover

Scientific Assessment of Ozone Depletion: 2014

World Meteorological Organization Global Ozone Research and Monitoring Project - Report No. 55

National Oceanic and Atmospheric Administration

National Aeronautics and Space Administration

United Nations Environment Programme

World Meteorological Organization

European Commission



The WMO/UNEP Scientific Assessment of Ozone Depletion: 2014, including the Assessment for Decision-Makers and "Twenty Questions and Answers About the Ozone Layer", was published in print Fall 2014 / Spring 2015. The web version was prepared by Catherine Burgdorf Rasco of the NOAA ESRL Chemical Sciences Division, Boulder, Colorado, in cooperation with Dr. David W. Fahey, Dr. Christine A. Ennis, and Debra Dailey-Fisher of the NOAA ESRL Chemical Sciences Division. This version was derived directly from the source of the printed edition and published electronically May 2015. The Assessment may be reproduced or excerpted, without modification, provided the source is duly and conspicuously acknowledged in every instance as:

the whole report citation:

WMO (World Meteorological Organization), Scientific Assessment of Ozone Depletion: 2014, World Meteorological Organization, Global Ozone Research and Monitoring Project-Report No. 55, 416 pp., Geneva, Switzerland, 2014.

example Chapter citation:

L.J. Carpenter and S. Reimann (Lead Authors), J.B. Burkholder, C. Clerbaux, B.D. Hall, R. Hossaini, J.C. Laube, and S.A. Yvon-Lewis, Ozone-Depleting Substances (ODSs) and Other Gases of Interest to the Montreal Protocol, Chapter 1 in Scientific Assessment of Ozone Depletion: 2014, Global Ozone Research and Monitoring Project-Report No. 55, World Meteorological Organization, Geneva, Switzerland, 2014.

the Assessment for Decision-Makers citation:

WMO (World Meteorological Organization) Assessment for Decision-Makers: Scientific Assessment of Ozone Depletion: 2014, 88 pp., Global Ozone Research and Monitoring Project-Report No. 56, Geneva, Switzerland, 2014.

"Twenty Questions and Answers About the Ozone Layer: 2014 Update" citation:

Michaela I. Hegglin (Lead Author), David. W. Fahey, Mack McFarland, Stephen A. Montzka, and Eric R. Nash, Twenty Questions and Answers About the Ozone Layer: 2014 Update, Scientific Assessment of Ozone Depletion: 2014, 88 pp., World Meteorological Organization, Geneva, Switzerland, 2015.