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Contents
Foreword by Petteri Taalas, Secretary General of WMO
Abstract
Contents
1 Introduction
1.1 Aims of the report
1.2 Information sources
1.3 Structure of the report
2 Important factors for the founding of the Light Climatic Observatory (LKO)
2.1 Davos and Arosa around the beginning of the 20" century
22 Treatment of tuberculosis prior to antibiotics
23 Observatory Dorno and institute for tuberculosis research
24 Gótz's life before the founding of the LKO
3 1921-1954: Period of F. W. Paul Gótz
3.1 Founding of the LKO
32 Initial years and relationship between Götz and Dorno (PMOD)
3.3 Construction of Villa Firnelicht, Tschuggen and personal matters
3.3.1 Villa Firnelicht
3.3.2 Hut at Tschuggen
3.3.3 Personal matters
3.4 The LKO as research institute under Götz
3.5 Scientific studies
3.5.1 Key scientific questions
3.5.2 Selected scientific studies
3.6 Evolution of the LKO under Götz
3.6.1 LKO support by the Rhaetian Railway and the Swiss tuberculosis fund
3.6.2 Hedwig Kohn at the LKO
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Scientific Report MeteoSwiss No. 104
and Institute of Atmospheric and Climate Science (ETH Zürich)
The Light Climatic Observatory Arosa The story of the world’s longest atmospheric ozone measurements
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3.6.4
3.7
3.7.1
3.7.2
3.8
3.8.1
3.8.2
3.8.3
3.8.4
3.9
3.9.1
3.9.2
3.10
3.11
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5.1
5.2
5.3
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6.1
6.2
6.3
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7.4
7.4.1
74.2
Plans to leave Arosa
Medical development of the resort areas
Collaboration between Götz and Dobson (University of Oxford, UK)
Sun spectrophotometers for total ozone measurements in the Huggins band
Friendship and collaboration between Dobson and Götz
Expedition to Svalbard and Umkehr measurements
Open scientific questions in the late 1920s
Scientific goals and objectives of Götz’s expedition to Svalbard
Planning and realization of the expedition
Description of the scientific results of the Svalbard expedition
Collaboration of Götz with Meyer and the University of Zürich
Collaboration with Meyer
Gôtz's teaching career
Overview of scientific achievements and character of Gótz
Gótz's untimely death
1954-1962: Period of Gertrud A. Perl
Scientific career of Perl
Continuation of the measurements of the LKO
1962-1985: Period of Hans Ulrich Dütsch
Scientific career of Dütsch in the context of international research
Measurements at the LKO 1962-1973
Move of the LKO to the Haus Steinbruch and first Dob i parison
at Arosa
1985-1988: Period of re-orientation
Arosa measurements and International Ozone Trend Panel Report
Measurements at the LKO (1985-1988)
Search for a solution to continue observations at the LKO
1988-2014: Period of MeteoSwiss and IACETH
International development
Collaboration between MeteoSwiss and IACETH
Measurements at the LKO (1988-2014)
Homogenization of the ozone measurements of the LKO
Homogenization of Arosa’s total ozone series
Homogenization of Arosa’s Umkehr series
Scientific Report MeteoSwiss No. 104
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7.5 Contribution of Swiss Scientists to the Scientific Advisory Group of
GAW/WMO
7.6 Joint scientific achievements
7.6.1 The role of the Swiss Programme GAW-CH
7.6.2 Research foci
8 Recent years and future of the LKO
8.1 Scientific requirements
8.2 Move of the LKO from Arosa to Davos
8.2.1 Complete automation of the Dobson measurements
8.2.2 Simultaneous Brewer and Dobson measurements at Arosa and Davos
9 Overall development of the LKO
9.1 Measurements
9.1.1 Meteorological measurements
9.1.2 Ozone measuring program and instruments used
9.1.3 Additional measurements
9.2 Personnel
9.2.1 Operation
9.2.2 Management
9.2.3 Scientific activities
9.3 Budget
9.3.1 Operational costs
9.3.2 Scientific financial resources
9.3.3 Overall expenses
10 Summary and outlook
10.1 Overview of LKO history
10.2 Funding of ground-based long-term monitoring
10.3 Intercomparison with standard instruments
10.4 Scientific value of the LKO ozone measurements
10.5 Scientific challenges
10.6 Move of instruments from Arosa to Davos and homogenization of the
series
Acknowledgments
References
Abbreviations
List of figures
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Scientific Report MeteoSwiss No. 104
and Institute of Atmospheric and Climate Science (ETH Zürich)
The Light Climatic Observatory Arosa The story of the world’s longest atmospheric ozone measurements
List of tables
Appendix 1 Margarethe Karoline Götz-Beversdorff (1903-1994)
Appendix 2 Naturalization of F. W. P. Götz and M. Götz
Annex 1 Expedition Spitzbergen vom 12. Juni bis zum 28. September 1929
Annex 2 Publications of the LKO under F. W. P. Götz 1922-1954
Annex 3 Publications of G. A. Perl 1937-1965
Annex 4 Publications of H. U. Dütsch 1946-1989
Annex 5 Publications ETHZ - MeteoSwiss 1989- 2018
Annex 6 Correspondence of Götz
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