- ۶th Session of consultative Meetings on High-Level Policy on Satellite Matters,Buenos Aires, Argentina, 16-17 Jan. 2006
- ۵۵th Session of WMO Bureau, Buenos Aires, Argentina, 18-20 Jan. 2006
- Joint WMO Bureau / IOC Officers Meeting, Buenos Aires, Argentina, 21 Jan.2006
- Seventh Session of Executive Council Advisory Group on Climate&Environment(ECAGCE),Geneva,Switzerland,23-24 Feb.2006
- -Second Session of Provisional Committee on 3rd World Climate Conference(WCC-3/POCII),Geneva, Switzerland, 27-28 March 2006
- ۲nd Session of the EC Working Group on Long-Term Planning, Geneva, Switzerland, 28-31 March 2006
- ۲۵th Session of IntergovernmentalPanel on Climate Change(IPCC), Port Louis, Mauritius, 26-28 April 2006
- ۵۸th Session of WMO Executive Council, Geneva,Switzerland, 20-30 June 2006
- Visit of Tajikistan Meteorology, Dushanbe, Tajikistan, 10-13 Oct. 2006
- -۱۱th Session of the Coordinating Committee on Hydrometeorology &Pollution Monitoring of the Caspian Sea (CASPCOM),Astrakhan, Russia,23-26 Oct. 2006
- ۱۴th Session of Commission on Agrometeorology (CAgM), New Delhi, India, 28 Oct. to 03 Nov. 2006
- Extraordinary Session of the Commission on Basic Systems(CBS),Seoul, South Korea, 09-16 Nov. 2006
- ۵th Session of consultative Meetings on High-Level Policy on Satellite Matters,Geneva, Switzerland, 24-25 Jan. 2005
- ۵۳rd Session of WMO Bureau, Geneva,Switzerland, ۲۶-۲۸ Jan. 2005
- Sixth Session of Executive Council Advisory Group on Climate & Environment(ECAGCE),Geneva, Switzerland,31 March to 01April 2005
- First Session of Group on Earth Observation (GEO), Geneva, Switzerland,3-4 May 2005
- ۵۷th Session of Executive Coucil of WMO, Geneva, Switzerland, 21June to 01 July 2005
- ۱۴th Session of WMO Commission on Climatology , Beijing, China, 01-02 Nov. 2005
- ۱۰th Session of the Coordinating Committee on Hydrometeorology &Pollution Monitoring of the Caspian Sea (CASPCOM),Tehran, I.R. of Iran, 30 Nov. to 01 Dec. ۲۰۰۵
- Second Session of Group on Earth Observation (GEO), Geneva, Switzerland, 14-15 Dec. 2005
- ۴th Session of WMO Consultative Meetings on High-Level Policy on satellite Matters-Fourth Session, Geneva, Switzerland,26-27 Jan.2004
- Fifty First Session of WMO Bureau, Geneva, Switzerland, 28-30 Jan. 2004
- Meeting of Presidents of Technical Commissions, Geneva, Switzerland, 02-03 Feb. 2004
- Fifth Session of Executive Council Advisory Group on Climate and Environment, Geneva, Switzerland, 4-6 Feb. 2004
- Third Meeting of Ad hoc Group on Earth Observations (GEO), Cape Town, South Africa, 25-27 Feb. 2004
- First Session of EC Working Group on LTP , Geneva, Switzerland, 19-21 April 2004
- -۴th Plenary Meeting of the Group on the Earth Observations and the Earth Observation Summit II, Tokyo, Japan, 20-25 April 2004
- -۱st Meeting of the Steering Committee of the Emergency Assistance Response Team for the Reconstruction of the Iraqi Meteorological Organization,Geneva, Switzerland, 29 April 2004
- ۱۵۰th Anniversary Celebration of the Met office of the United Kingdom United Kingdom, 20-21 June 2004
- GEO Special Session on Governance Brussels, Belgium, 27-28 Sep. 2004
- -۹th Session of the Coordination Committee on Hydrometeorology and Pollution Monitoring of the Caspian Sea (CASPCOM ), Baku, Azerbaijan, 27-28 Oct. 2004
- GEO-5 Meeting , Ottawa, Canada, 29-30 Nov. 2004
- Second regional Seminar on Cost Recovery Administration in RAII, Hong Kong, China, 4-6 Dec. 2004
- Thirteenth Session of Regional Association II(Asia), Hong Kong, China, 7-15 Dec. 2004
- -WMO Meeting on strategies toward Capacity Building in public weather Service, San Jose, Costa Rica, Nov. 29-Dec.3 2004
- ۴۹th Session of WMO Bureau, Geneva, Switzerland, ۲۸-۳۱ Jan. 2003
- ۳rd Session of consultative Meetings on High-Level Policy on Satellite Matters,Geneva, Switzerland, 03-04 Feb. 2003
- Meeting of Presidents of Technical Commissions of WMO, Geneva, Switzerland, 05-07 Feb. 2003
- -International Symposium on Climate Change (ISCC) & China Stud Tour for Directors of NMHSs, Beijing, China, 31 March to 09 April 2003
- ۱۴th Meeting of WMO Congress, Geneva, Switzerland, 05- 24 May 2003
- ۵۵th Session of Executive Council of WMO, Geneva, Switzerland, 26-28 May 2003
- Extra Session of WMO Bureau, Moscow, Russia, 28-29 Aug. 2003
- Fourth Session of Executive Council Advisory Group on Climate & Environment(ECAGCE),Geneva, Switzerland,06-07 Oct. 2003
- Third Climate Change Conference, Esfahan, I.R. of Iran, 21-23 Oct. 2003
- Visit of Meteo France, Paris, France, 26-30 Oct. 2003
- ۲۱st Session of the IPCC & Plenary Sessions of the 3 IPCC Working Groups, Vienna, Austria, 03-07 Nov. 2003
- Thirteenth Session of the Commission of the Atmospheric Science, Oslo, Norway, 12-20 February 2002
- Second Consultative Meeting on High Level Policy on Satellite Matters, Geneva, 18-19 February 2002
- Forty-seventh Session of WMO Bureau, Geneva, 20-22 February 2002
- Third Session of the EC Advisory Group on Climate and Environment, Geneva, 30 April-1 May 2002
- Thirteenth Session of the Regional Association VI (Europe), Geneva, 2-10 May 2002
- Study Tour to Barbados, Trinidad and Tobago and Venezuela, Carribean Islands, 4-11 May 2002
- Thirteenth Session of Regional Association V (South West Pacific), Manila, Philippines, 21-28 May 2002
- Forty-eight Session of the WMO Bureau, Geneva, 10 June 2002
- Fifty-fourth Session of the Executive Council, Geneva, 11-21 June 2002
- Expert Meeting on the Management of National Hydrological Services, Centurion, South Africa, 20-24 August 2002
- World Summit on Sustainable Development, (Water Dome), Johannesburg, South Africa, 26 August -4 September 2002
- First Executive Council Consultative Meeting on High Level Policy on Satellite Matters, Geneva, 22-23 January 2001
- Forty-fifth Session of WMO Bureau, Geneva, 24-26 January 2001
- Second Session of Executive Council Advisory Group on Climate and Environment, Tehran, I.R. of Iran, 12-13 March 2001
- Forty-sixth Session of WMO Bureau, Geneva, 4 June ۲۰۰۱
- Fifty-third Session of the Executive Council, Geneva,5-15 June 2001
- -Tenth Meeting of Intergovernmental Follow-up and-Coordination Committee on Econoic Cooperation among Developing Countries G77, Tehran, I.R. of Iran,18-23 August 2001
- -Sixth Session of the Coordinating Committee on Hydrometeorology and Pollution Monitoring of the Caspian Sea, Moscow, Russian Federation, 3-8 October 2001
- Sub-Regional Meeting of Arab League, Lebanon, 23-27 October 2001
- Familiarization Visit to Syrian Meteorological Service,Syria, October 2001
- Regional Seminar on Cost Recovery and Administration in RA II(Asia) for NMHSs, Nanning, China, 6-9 November 2001
- Second RAII Advisory Working Group, Nanning, China, 10 November 2001
- -Executive Council Meeting on a Mechanism for Policy Level Interaction with Operators of Environmental Satellites, Geneva, 24-25 January 2000
- Forty-third session of WMO Bureau, Geneva, 26-28 January 2000
- First session of the Executive Council Advisory Group on Climate and Environment, Geneva, 12-13 May 2000
- Fifty-second Session of the Executive Council, Geneva,16-26 May 2000
- Forty-fourth session of WMO Bureau, Geneva,15 May 2002
- -Fifth Session of the Coordinating Committee on Hydrometeorology and Pollution Monitoring of the Caspian Sea, Almaty, Kazakhstan, 5-6 September 2000
- Twelfth Session of the Regional Association II (Asia),Seoul, Republic of Korea, 19-27 September 2000
- Meeting of Presidents of Technical Commissions, Geneva, 4-6 October 2000
- -Seminar on Capacity Building and New Technologies in Meteorology – Challenges and Opportunities, Antalya, Turkey
- Twelfth Session of the Commission on Basic Systems,Geneva, 29 November-8 December 2000
- Implementation of IRIMOs Radar Project, Geneva,28 January-3 February 1999
- Thirteenth Session of the World Meteorological Congress, Geneva, 4-26 May 1999
- Fifty-first Session of Executive Council, Geneva, 27-29 May 1999
- Familiarization Visit to China Meteorological Administration, Beijing, 10-20 August 1999
- Fourth Session of the Coordinating Committee on Hydrometeorology and Pollution Monitoring of the Caspian Sea, Tehran, 7-8 September 1999
- Symposium on Continuing Education and Training inMeteorological and Operational Hydrology,Tehran,I.R. of Iran, 6-10 November 1999
- -Fifth Meeting of the Standing Conference of the Heads of the Training Institutions of National Meteorological Services(SCHOTI V), Tehran, I.R. of Iran, 9 November 1999
- Meeting of Directors/Representatives of WMO RMTCs,Tehran, I.R. of Iran, 11 November 1999
- Enhancement of National Meteorological and Hydrological Services in RA II (Asia), Jeddah, Saudi Arabia, 29 November-1 December 1999
- Fiftieth Session of the Executive Council, Geneva, 16-26 June 1998
- Twelfth Session of Regional Association I (Africa), Arusha, United Republic of Tanzania, 14-23 October 1998
- Third Session of the Coordinating Committee on Hydrometeorology and Pollution Monitoring of the Caspian Sea, Tehran, 21-23 April, 1998
- -Second Session of the Coordinating Committee onCaspian Sea Hydrometeorology and PollutionMonitoring, Baku, Azerbaijan Republic, February
- Familiarization visit of IRIMO delegation to RussianFederation, Moscow, 10-14 April 1997
- Forty-ninth Session of the Executive Council, Geneva, 10-20 June 1997
- Second Technical Conference on Management of Meteorological/Hydrological Services in RA II (Asia),Macau, 4-8 November 1997
- Meeting of Working Group of Experts for Realization of the Regional Integrated Programmeon Hydrometeorology and Pollution Monitoring of the Caspian Sea, Kuchino Village, Moscow, 18-22 March 1996
- First Regional Conference on Climate Change, Tehran, I.R. of Iran, 21-23 May 1996
- Forty-eight Session of Executive Council, Geneva, 11-21 June 1996
- Eleventh Session of the Regional Association II (Asia), Ulaanbaatar, Mongolia, 24 September –۳ October 1996
- WMO/UNDP Donors Meeting in Support National Meteorological and Hydrological Services (NMHSs) of the Newly Independent States(NIS), Geneva, 11-12 April 1995
- Forty-seventh Session of the Executive Council, Geneva, 22-23 June 1995
- Forty-sixth Session of Executive Council, Geneva,7-17 June 1994
- Conference on the Economic Benefits of Meteorological and Hydrological Services, Geneva, 19-23 September 1994-Eleventh Session of Regional Association V (South-West Pacific), Singapore,
- Forty-fourth Session of Executive Council, Geneva,June-4July 1992
- Tenth Session of Regional Association II(Asia), Tehran, I.R. of Iran, 5-16 September 1992
- Technical Conference on Management of Meteorological Services in RA II, Shanghai, China,23-27 September 1991
- Eleventh World Meteorological Congress, Geneva, ۱-۲۳ May 1991
- Forty-third Executive Council Session, Geneva, 24-29 May 1991
- Tenth Session of the Commission on Instruments and Methods of Observation,Brussels,11-22 September 1989
- Ninth Session of Regional Association II (Asia), Beijing, China, 5-16 September 1988
- Eight Session of Commission of Hydrology, 24 October-4 November 1988
- Tenth World Congress, Geneva, 4-28 May 1987
- Eight Session of the Commission on Aeronautical Meteorology, Geneva, 4-14 November 1986
- Eight Session of Regional Association II (Asia), Geneva, 5-16 November 1984
- Ninth Session of World Meteorological Congress, Geneva, 2-27 May 1983
۶th Session of consultative Meetings on High-Level Policy on Satellite Matters,Buenos Aires, Argentina, 16-17 Jan. 2006
۵۵th Session of WMO Bureau, Buenos Aires, Argentina, 18-20 Jan. 2006
Joint WMO Bureau / IOC Officers Meeting, Buenos Aires, Argentina, 21 Jan.2006
Seventh Session of Executive Council Advisory Group on Climate&Environment(ECAGCE),Geneva,Switzerland,23-24 Feb.2006
-Second Session of Provisional Committee on 3rd World Climate Conference(WCC-3/POCII),Geneva, Switzerland, 27-28 March 2006
۲nd Session of the EC Working Group on Long-Term Planning, Geneva, Switzerland, 28-31 March 2006
۲۵th Session of IntergovernmentalPanel on Climate Change(IPCC), Port Louis, Mauritius, 26-28 April 2006
۵۸th Session of WMO Executive Council, Geneva,Switzerland, 20-30 June 2006
Visit of Tajikistan Meteorology, Dushanbe, Tajikistan, 10-13 Oct. 2006
-۱۱th Session of the Coordinating Committee on Hydrometeorology &Pollution Monitoring of the Caspian Sea (CASPCOM),Astrakhan, Russia,23-26 Oct. 2006
۱۴th Session of Commission on Agrometeorology (CAgM), New Delhi, India, 28 Oct. to 03 Nov. 2006
Extraordinary Session of the Commission on Basic Systems(CBS),Seoul, South Korea, 09-16 Nov. 2006
۵th Session of consultative Meetings on High-Level Policy on Satellite Matters,Geneva, Switzerland, 24-25 Jan. 2005
۵۳rd Session of WMO Bureau, Geneva,Switzerland, ۲۶-۲۸ Jan. 2005
Sixth Session of Executive Council Advisory Group on Climate & Environment(ECAGCE),Geneva, Switzerland,31 March to 01April 2005
First Session of Group on Earth Observation (GEO), Geneva, Switzerland,3-4 May 2005
۵۷th Session of Executive Coucil of WMO, Geneva, Switzerland, 21June to 01 July 2005
۱۴th Session of WMO Commission on Climatology , Beijing, China, 01-02 Nov. 2005
۱۰th Session of the Coordinating Committee on Hydrometeorology &Pollution Monitoring of the Caspian Sea (CASPCOM),Tehran, I.R. of Iran, 30 Nov. to 01 Dec. ۲۰۰۵
Second Session of Group on Earth Observation (GEO), Geneva, Switzerland, 14-15 Dec. 2005
۴th Session of WMO Consultative Meetings on High-Level Policy on satellite Matters-Fourth Session, Geneva, Switzerland,26-27 Jan.2004
Fifty First Session of WMO Bureau, Geneva, Switzerland, 28-30 Jan. 2004
Meeting of Presidents of Technical Commissions, Geneva, Switzerland, 02-03 Feb. 2004
Fifth Session of Executive Council Advisory Group on Climate and Environment, Geneva, Switzerland, 4-6 Feb. 2004
Third Meeting of Ad hoc Group on Earth Observations (GEO), Cape Town, South Africa, 25-27 Feb. 2004
First Session of EC Working Group on LTP , Geneva, Switzerland, 19-21 April 2004
-۴th Plenary Meeting of the Group on the Earth Observations and the Earth Observation Summit II, Tokyo, Japan, 20-25 April 2004
-۱st Meeting of the Steering Committee of the Emergency Assistance Response Team for the Reconstruction of the Iraqi Meteorological Organization,Geneva, Switzerland, 29 April 2004
۱۵۰th Anniversary Celebration of the Met office of the United Kingdom United Kingdom, 20-21 June 2004
GEO Special Session on Governance Brussels, Belgium, 27-28 Sep. 2004
-۹th Session of the Coordination Committee on Hydrometeorology and Pollution Monitoring of the Caspian Sea (CASPCOM ), Baku, Azerbaijan, 27-28 Oct. 2004
GEO-5 Meeting , Ottawa, Canada, 29-30 Nov. 2004
Second regional Seminar on Cost Recovery Administration in RAII, Hong Kong, China, 4-6 Dec. 2004
Thirteenth Session of Regional Association II(Asia), Hong Kong, China, 7-15 Dec. 2004
-WMO Meeting on strategies toward Capacity Building in public weather Service, San Jose, Costa Rica, Nov. 29-Dec.3 2004
۴۹th Session of WMO Bureau, Geneva, Switzerland, ۲۸-۳۱ Jan. 2003
۳rd Session of consultative Meetings on High-Level Policy on Satellite Matters,Geneva, Switzerland, 03-04 Feb. 2003
Meeting of Presidents of Technical Commissions of WMO, Geneva, Switzerland, 05-07 Feb. 2003
-International Symposium on Climate Change (ISCC) & China Stud Tour for Directors of NMHSs, Beijing, China, 31 March to 09 April 2003
۱۴th Meeting of WMO Congress, Geneva, Switzerland, 05- 24 May 2003
۵۵th Session of Executive Council of WMO, Geneva, Switzerland, 26-28 May 2003
Extra Session of WMO Bureau, Moscow, Russia, 28-29 Aug. 2003
Fourth Session of Executive Council Advisory Group on Climate & Environment(ECAGCE),Geneva, Switzerland,06-07 Oct. 2003
Third Climate Change Conference, Esfahan, I.R. of Iran, 21-23 Oct. 2003
Visit of Meteo France, Paris, France, 26-30 Oct. 2003
۲۱st Session of the IPCC & Plenary Sessions of the 3 IPCC Working Groups, Vienna, Austria, 03-07 Nov. 2003
Thirteenth Session of the Commission of the Atmospheric Science, Oslo, Norway, 12-20 February 2002
Second Consultative Meeting on High Level Policy on Satellite Matters, Geneva, 18-19 February 2002
Forty-seventh Session of WMO Bureau, Geneva, 20-22 February 2002
Third Session of the EC Advisory Group on Climate and Environment, Geneva, 30 April-1 May 2002
Thirteenth Session of the Regional Association VI (Europe), Geneva, 2-10 May 2002
Study Tour to Barbados, Trinidad and Tobago and Venezuela, Carribean Islands, 4-11 May 2002
Thirteenth Session of Regional Association V (South West Pacific), Manila, Philippines, 21-28 May 2002
Forty-eight Session of the WMO Bureau, Geneva, 10 June 2002
Fifty-fourth Session of the Executive Council, Geneva, 11-21 June 2002
Expert Meeting on the Management of National Hydrological Services, Centurion, South Africa, 20-24 August 2002
World Summit on Sustainable Development, (Water Dome), Johannesburg, South Africa, 26 August -4 September 2002
First Executive Council Consultative Meeting on High Level Policy on Satellite Matters, Geneva, 22-23 January 2001
Forty-fifth Session of WMO Bureau, Geneva, 24-26 January 2001
Second Session of Executive Council Advisory Group on Climate and Environment, Tehran, I.R. of Iran, 12-13 March 2001
Forty-sixth Session of WMO Bureau, Geneva, 4 June ۲۰۰۱
Fifty-third Session of the Executive Council, Geneva,5-15 June 2001
-Tenth Meeting of Intergovernmental Follow-up and-Coordination Committee on Econoic Cooperation among Developing Countries G77, Tehran, I.R. of Iran,18-23 August 2001
-Sixth Session of the Coordinating Committee on Hydrometeorology and Pollution Monitoring of the Caspian Sea, Moscow, Russian Federation, 3-8 October 2001
Sub-Regional Meeting of Arab League, Lebanon, 23-27 October 2001
Familiarization Visit to Syrian Meteorological Service,Syria, October 2001
Regional Seminar on Cost Recovery and Administration in RA II(Asia) for NMHSs, Nanning, China, 6-9 November 2001
Second RAII Advisory Working Group, Nanning, China, 10 November 2001
-Executive Council Meeting on a Mechanism for Policy Level Interaction with Operators of Environmental Satellites, Geneva, 24-25 January 2000
Forty-third session of WMO Bureau, Geneva, 26-28 January 2000
First session of the Executive Council Advisory Group on Climate and Environment, Geneva, 12-13 May 2000
Fifty-second Session of the Executive Council, Geneva,16-26 May 2000
Forty-fourth session of WMO Bureau, Geneva,15 May 2002
-Fifth Session of the Coordinating Committee on Hydrometeorology and Pollution Monitoring of the Caspian Sea, Almaty, Kazakhstan, 5-6 September 2000
Twelfth Session of the Regional Association II (Asia),Seoul, Republic of Korea, 19-27 September 2000
Meeting of Presidents of Technical Commissions, Geneva, 4-6 October 2000
-Seminar on Capacity Building and New Technologies in Meteorology – Challenges and Opportunities, Antalya, Turkey
Twelfth Session of the Commission on Basic Systems,Geneva, 29 November-8 December 2000
Implementation of IRIMOs Radar Project, Geneva,28 January-3 February 1999
Thirteenth Session of the World Meteorological Congress, Geneva, 4-26 May 1999
Fifty-first Session of Executive Council, Geneva, 27-29 May 1999
Familiarization Visit to China Meteorological Administration, Beijing, 10-20 August 1999
Fourth Session of the Coordinating Committee on Hydrometeorology and Pollution Monitoring of the Caspian Sea, Tehran, 7-8 September 1999
Symposium on Continuing Education and Training inMeteorological and Operational Hydrology,Tehran,I.R. of Iran, 6-10 November 1999
-Fifth Meeting of the Standing Conference of the Heads of the Training Institutions of National Meteorological Services(SCHOTI V), Tehran, I.R. of Iran, 9 November 1999
Meeting of Directors/Representatives of WMO RMTCs,Tehran, I.R. of Iran, 11 November 1999
Enhancement of National Meteorological and Hydrological Services in RA II (Asia), Jeddah, Saudi Arabia, 29 November-1 December 1999
Fiftieth Session of the Executive Council, Geneva, 16-26 June 1998
Twelfth Session of Regional Association I (Africa), Arusha, United Republic of Tanzania, 14-23 October 1998
Third Session of the Coordinating Committee on Hydrometeorology and Pollution Monitoring of the Caspian Sea, Tehran, 21-23 April, 1998
-Second Session of the Coordinating Committee onCaspian Sea Hydrometeorology and PollutionMonitoring, Baku, Azerbaijan Republic, February
Familiarization visit of IRIMO delegation to RussianFederation, Moscow, 10-14 April 1997
Forty-ninth Session of the Executive Council, Geneva, 10-20 June 1997
Second Technical Conference on Management of Meteorological/Hydrological Services in RA II (Asia),Macau, 4-8 November 1997
Meeting of Working Group of Experts for Realization of the Regional Integrated Programmeon Hydrometeorology and Pollution Monitoring of the Caspian Sea, Kuchino Village, Moscow, 18-22 March 1996
First Regional Conference on Climate Change, Tehran, I.R. of Iran, 21-23 May 1996
Forty-eight Session of Executive Council, Geneva, 11-21 June 1996
Eleventh Session of the Regional Association II (Asia), Ulaanbaatar, Mongolia, 24 September –۳ October 1996
WMO/UNDP Donors Meeting in Support National Meteorological and Hydrological Services (NMHSs) of the Newly Independent States(NIS), Geneva, 11-12 April 1995
Forty-seventh Session of the Executive Council, Geneva, 22-23 June 1995
Forty-sixth Session of Executive Council, Geneva,7-17 June 1994
Conference on the Economic Benefits of Meteorological and Hydrological Services, Geneva, 19-23 September 1994-Eleventh Session of Regional Association V (South-West Pacific), Singapore,
Forty-fourth Session of Executive Council, Geneva,June-4July 1992
Tenth Session of Regional Association II(Asia), Tehran, I.R. of Iran, 5-16 September 1992
Technical Conference on Management of Meteorological Services in RA II, Shanghai, China,23-27 September 1991
Eleventh World Meteorological Congress, Geneva, ۱-۲۳ May 1991
Forty-third Executive Council Session, Geneva, 24-29 May 1991
Tenth Session of the Commission on Instruments and Methods of Observation,Brussels,11-22 September 1989
Ninth Session of Regional Association II (Asia), Beijing, China, 5-16 September 1988
Eight Session of Commission of Hydrology, 24 October-4 November 1988
Tenth World Congress, Geneva, 4-28 May 1987
Eight Session of the Commission on Aeronautical Meteorology, Geneva, 4-14 November 1986
Eight Session of Regional Association II (Asia), Geneva, 5-16 November 1984
Ninth Session of World Meteorological Congress, Geneva, 2-27 May 1983