Twenty Questions and Answers About the Ozone Layer: 2014 Update

2014 Ozone Assessment Twenty Questions and Answers About the Ozone Layer cover

Scientific Assessment of Ozone Depletion: 2014

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

World Meteorological Organization

United Nations Environment Programme

National Oceanic and Atmospheric Administration

National Aeronautics and Space Administration

European Commission



Lead Author

Michaela I. Hegglin
University of Reading, UK

Coauthors

David W. Fahey
NOAA ESRL Chemical Sciences Division, USA

Mack McFarland
Dupont Chemicals & Fluoroproducts, USA

Stephen A. Montzka
NOAA ESRL Global Monitoring Division, USA

Eric R. Nash
NASA Goddard Space Flight Center, USA

Contributors

Pablo O. Canziani
Pontificia Universidad Catoólica – CONICET, Argentina

Lucy J. Carpenter
University of York, UK

John S. Daniel
NOAA ESRL Chemical Sciences Division, USA

Nada Derek
Commonwealth Scientific and Industrial Research Organisation, Australia

Vitali E. Fioletov
Environment Canada, Canada

Peter von der Gathen
Alfred Wegener Institute, Germany

Bradley D. Hall
NOAA ESRL Global Monitoring Division, USA

Bryan Johnson
NOAA ESRL Global Monitoring Division, USA

Kathy Lantz
NOAA ESRL Global Monitoring Division / CIRES, USA

Zachary Lawrence
New Mexico Institute of Mining and Technology, USA

Gloria L. Manney
NWRA / New Mexico Institute of Mining and Technology, USA

Olaf Morgenstern
National Institute of Water and Atmospheric Research, New Zealand

Paul A. Newman
NASA Goddard Space Flight Center, USA

Stefan Reimann
Swiss Federal Laboratories for Materials Science and Technology, Switzerland

Matthew Rigby
University of Bristol, UK

Michelle L. Santee
Jet Propulsion Laboratory, California Institute of Technology, USA

Guus J.M. Velders
RIVM (National Institute for Public Health and the Environment), The Netherlands

Darryn W. Waugh
Johns Hopkins University, USA

Mark Weber
University of Bremen, Germany

Reviewers

Special Recognition:

Malcolm K.W. Ko
NASA Langley Research Center, USA

Michelle L. Santee
Jet Propulsion Laboratory, California Institute of Technology, USA

Ross J. Salawitch
University of Maryland, USA

Rajendra Shende
TERRE Policy Centre, India

Theodore G. Shepherd
University of Reading, UK

Donald J. Wuebbles
University of Illinois, USA

In addition, this document was discussed by other scientists who attended the Panel Review Meeting for the 2014 Assessment report in Les Diablerets in June 2014:

Ayité-Lô Ajavon
North-South Environment, Togo

Stephen O. Andersen
Institute for Governance & Sustainable Development, USA

Julie M. Arblaster
Australian Bureau of Meteorology, Australia

Pieter J. Aucamp
Ptersa, South Africa

Gufran Beig
Indian Institute of Tropical Meteorology, India

Geir O. Braathen
World Meteorological Organization, Switzerland

John P. Burrows
University of Bremen, Germany

Martyn P. Chipperfield
University of Leeds, UK

Martin Dameris
DLR, Institut fuür Physik der Atmosphaäre, Germany

Christine A. Ennis
CIRES / NOAA ESRL Chemical Sciences Division, USA

Lucien Froidevaux
Jet Propulsion Laboratory, California Institute of Technology, USA

Nathan P. Gillett
Environment Canada, Canada

Sophie Godin-Beekmann
Centre National de la Recherche Scientifique, France

Marco Gonzalez
Sistemas de Energia, Costa Rica

Neil R.P. Harris
University of Cambridge, UK

Kenneth W. Jucks
NASA Headquarters, USA

David J. Karoly
Melbourne University, Australia

Lambert J.M. Kuijpers
Technical University Eindhoven, Netherlands

Michael J. Kurylo
Universities Space Research Association / Goddard Earth Sciences, Technology, and Research, USA

Ulrike Langematz
Freie Universität Berlin, Germany

Martin R. Manning
New Zealand Climate Change Research Institute, New Zealand

Amanda C. Maycock
University of Cambridge, UK

Pauline Midgley
University of Bern, Switzerland

Rolf Müller
Forschungszentrum Jülich, Germany

Hiroaki Naoe
Japan Meteorological Agency, Japan

Steven Pawson
NASA Goddard Space Flight Center, USA

Thomas Peter
ETH Zurich, Switzerland

David Plummer
Environment Canada, Canada

Lorenzo Polvani
Columbia University, USA

Ronald G. Prinn
Massachusetts Institute of Technology, USA

John A. Pyle
National Centre for Atmospheric Science, UK and University of Cambridge

A.R. Ravishankara
Colorado State University / NOAA ESRL Chemical Sciences Division, USA

Jose M. Rodriguez
NASA Goddard Space Flight Center, USA

Megumi Seki
UNEP Ozone Secretariat, Kenya

Susan Solomon
Massachusetts Institute of Technology, USA

Wolfgang Steinbrecht
Deutscher Wetterdienst Hohenpeissenberg, Germany

William T. Sturges
University of East Anglia, UK

David W.J. Thompson
Colorado State University, USA

Timothy J. Wallington
Ford Motor Company, USA

Ray F. Weiss
University of California San Diego / Scripps, USA

Shigeo Yoden
Kyoto University, Japan

Lingxi Zhou
Chinese Meteorological Administration, China

Coordinating Editor

Christine A. Ennis
CIRES / NOAA ESRL Chemical Sciences Division, USA

Technical Management Assistance

Debra Dailey-Fisher
NOAA ESRL Chemical Sciences Division, USA

Graphic Art Design

Dennis Dickerson
Respond Grafiks, USA

Publication Layout and Design

Nayna Morjaria
Design & Print Studio, University of Reading, UK