- graduated (MSc) as meteorologist, secondary school teacher of physics, Eötvös Loránd University, Budapest, 1980

- Doctor of University (meteorology, "summa cum laude" qualification), Eötvös Loránd University, 1983

- Ph.D. degree (geosciences - meteorology), Eötvös Loránd University, 1996

- advanced level qualification exam of government officers, 2003

- Eötvös Loránd University, honorary associate professor, 2004

- Doctor of the Hungarian Academy of Sciences (geosciences), 2006

- Eötvös Loránd University, honorary professor, 2014

- courses in mathematics, physics and meteorology, Eötvös Loránd University, Budapest, 1974-1979

- university fellowship (10 months), Zhdanov State University and Main Geophysical Observatory, Leningrad, Soviet Union (St. Petersburg, Russia), 1978-1979

- intergovernmental fellowship (6 months), University of Oslo, Oslo, Norway, 1987

- UNDP fellowship, several study tours (total 10 weeks), Bureau of Meteorology (Melbourne, Australia), NOAA (Washington, U.S.A.), Environment Canada (Toronto, Canada), University of Galway (Galway, Ireland), University of East Anglia (Norwich, U.K.), Umweltbundesamt (Frankfurt, Germany), 1988-1989

- WMO/EMEP training course (Audit of background air pollution monitoring systems), 1998

- Russian (medium level exam, 1979)

- English (medium level exam, 1982)

- Hungarian Meteorological Service, junior research associate (1979-1983)

- same, research associate (1983-1986)

- same, head of department (Dep. for the Analysis of Atmospheric Environment) (1986-1995)

- same, councilor (1995-2001), senior councilor (2001-2003), principal senior councilor (2003-2018), scientific adviser (2013-2018)

- Hungarian Academy of Sciences, Research Centre for Astronomy and Earth Sciences, scientific adviser (2013-2018), principal investigator (2018-2020)

- Institute for Nuclear Physics, scientific adviser (2020-  )

- Institute of Erath Physics and Space Science, principal investigator (2021-2023)

- spatial representativeness of monitoring network, network design (1978-1983)

- CO₂ concentration measurements (1980- )

- monitoring and mathematical modeling of atmospheric oxidants and their precursors (1983-2002)

- air pollution monitoring systems (1987-2002)

- monitoring of greenhouse gases and their biosphere-atmosphere flux (1991- )

- Transport and chemical transformation of air pollutants; influence of primary pollutants on air quality (OKTH, 1983-1985, contributing scientist)

- Local air quality studies (OKTH/KVM, 1986-1989, principal investigator)

- Contribution to the TOR (Tropospheric Ozone Research) subproject of EUREKA EUROTRAC  (OMFB and European Union, 1988-1995, Hungarian principal investigator)

- Observation of greenhouse gases in Hungary at the ground and at different elevations (U.S.-Hungarian Joint Fund, J.F.No. 162/91, 1991-1995, principal investigator)

- Vertical flux and concentration distribution of carbon containing atmospheric greenhouse gases (OTKA T7282, 1993-1996, OTKA T23811, 1996-2000, principal investigator)

- Biosphere-atmosphere exchange of carbon dioxide in Central Europe (MAKA JFNo. 504, 1996-1999, principal investigator)

- Participation in TOR (Tropospheric Ozone Research) project of EUREKA EUROTRAC-2 environmental programme (1997-2002,  principal investigator of the Hungarian contribution)

- Participation in AEROCARB (Airborne European Regional Observations of the Carbon Balance) project of the EU 5 R & D Framework Programme (2000-2003, scientific leader of the Hungarian contribution)

- Participation in CHIOTTO (Continuous High-precision Tall Tower Observations of greenhouse gases) project of the EU 5 R & D Framework Programme (2002-2006, scientific leader of the Hungarian contribution)

- Role of biosphere in the formation of the atmospheric carbon dioxide content (OTKA T42941, 2003-2007, principal investigator)

- Participation in CarboEurope Integrated Project of the EU 6 R & D Framework Programme (2004-2008, principal investigator)

- Determination of the Hungarian CO₂ budget (GVOP-3.2.1.-2004-04-0107/3.0 - 2005, project manager) - For the Healthy Environment Award

- Participation in INTERREG IIIB CADSES Carbon-Pro (Carbon balance drafting and new resources management tools according to Kyoto Protocol) project (2006-2007, scientific leader of the Hungarian contribution)

- Participation in IMECC (Infrastructure for Measurement of the European Carbon Cycle) project of the EU 6 R & D Framework Programme (2007-2010, scientific leader of the Hungarian contribution)

- Amount and budget of atmospheric greenhouse gases in Hungary (NKTH-OTKA CK77550, 2010-2012, principal investigator)

- Participation in InGOS (Integrated non-CO₂ greenhouse Gas Observing System) project of the EU 7 R & D Framework Programme (2011-2015, scientific leader of the Hungarian contribution)

- Dynamics of nitrous oxide emission of a typical agricultural region (OTKA K109764, 2014-2016, principal investigator)

- Participation in Horizon 2020 RINGO (Readiness of ICOS for Necessities of Integrated Global Observations) project (2017-2019, scientific leader of the Hungarian contribution)

- Improving the greenhouse gas budget estimation for Hungary using tall tower observations (OTKA K129118/K141839, 2018-2023, principal investigator)

- Participation in Horizon Europe PARIS (Process Attribution of Regional Emissions) project (2023-2026, scientific leader of the Hungarian contribution)

- papers in peer reviewed journals: 118 (80 in English, 38 in Hungarian, 1702 independent citations, cumulative impact factor: 188.820, H-index 29)

- conference abstracts: 58 (50 in English, 8 in Hungarian, 30 independent citations)

- book chapters: 32 (2 in Russian, 24 in English, 6 in Hungarian, 58 independent citations)

- papers in other journals, educational papers: 30

- secondary school teaching exercise as part of the university studies (Radnóti Miklós Gimnázium, physics – 1979)

- occasional lectures:

• WMO Training Course on Background Air Pollution Monitoring (Budapest) – monitoring methodology (1980-1986)

• Institute for Public Health, Medical Training Center - air pollution meteorology (1992, 1993)

• Eötvös Loránd University, Dep. of Meteorology – atmospheric chemistry for meteorologists(1984-1990)

- Eötvös Loránd University, Dep. of Meteorology – adviser of diploma works (1986-2020)

- Eötvös Loránd University, Dep. of Meteorology - guest lecturer

• atmospheric chemistry, environmental protection for meteorolgists (2000-2007)

• atmospheric chemistry for geosciences BSc (2008-2010)

• chemistry of the troposphere and stratosphere; chemical processes in the atmosphere for meteorology MSc, environmental sciences MSc (2011-2017)

- Babeş-Bolyai University (Cluj, Romania), Faculty of Geography in Hungarian, specialization for meteorology-hydrology - guest lecturer (atmospheric chemistry, environmental protection) (2002-2005)

- Szent István University Doctoral School of Biological Sciences - core member (2008-2018)

- representative for ComEcon GSMOS XII.1. topic (1981-1988)

- PHARE Air 101/C project: Modernization of the background air pollution monitoring network of Hungary (1992-1995), project manager

- representative of Hungary in the EMEP Steering Body (1991-2007)

- member of the expert body on CO₂ measurements of the World Meteorological Organization (1993-  )

- member of the EMEP Task Force on Measurements and Modeling (2000-2008)

- member of the Monitoring Stations Assembly of the Integrated Carbon Observation System (2016-  )

- Hungarian national Focal Point for the Integrated Carbon Observation System (2022-  )

- MMT Róna Zs. Juvenile Society (1979-1985 - secretary, 1985-1990 - president)

- member of the MMT board (1986-1997, 2014-  )

- member of the editorial board of Légkör (1984- ), president (2022-  )

- member of the editorial board of Időjárás (1990- )

- member of the public body of the Hungarian Academy of Sciences (MTA) (1998- )

- member of the Meteorological Scientific Committee of MTA (2005- ), president (2008-2014)

- member of the MMT Scientific Council (2006-2009)

- delegate to the General Assembly of MTA (2007-2012)

- member of the editorial board of Acta Geodaetica et Geophysica (2013-2018)

- substitute member of Council of Doctors of MTA (2014-2016)

- Award for Outstanding Work (Hungarian Meteorological Service - 1985)

- Academic Award (shared) (Hungarian Academy of Sciences - 1990)

- Best Poster Award - EUROTRAC 2000 Symposium, Garmisch-Partenkirchen (Symposium Committee - 2000)

- Pro Meteorologia Medallion (Minister of Environement and Water - 2006)

- Steiner Lajos Medallion (Hungarian Meteorological Society - 2006)

- Best Publication Award [shared] (Hungarian Meteorological Service - 2003, 2005, 2008, 2010)

- Medallion of Faculty of Natural Sciences (Eötvös Loránd University - 2011)

- Schenzl Guidó Award (Minister of Regional Development - 2011)

- Norbert Gerbier-Mumm International Award [shared] (World Meteorological Organization - 2012)

- Best Publication Award [shared] (Hungarian Meteorological Society - 2012, 2013, 2022)

 Order of Merit of Hungary, Officer's Cross (President of Hungary - 2014)