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2nd ACCC Impact Week 2023

Climate change and green transition as global challenges for science and society 

2nd Atmosphere and Climate Competence Center (ACCC) Impact Week 

When: April 11-14, 2023 

Where: Cultural Center Sofia, Vuosaari, Helsinki, FI 

Address: Kallvikinniementie 35

Registration:, kindly register by 31.March 2023.

For questions and comments, contact acccflagship(a)


Day #1: Tuesday, Apr 11, 2023                            

Climate change, climate solutions for civil society

09:00Safer Climate networking pre-event
Climate change as a global challenge
Pekka Haavisto, Minister for Foreign Affairs of Finland
 Markku Kulmala, Academician of Science, ACCC Director / INAR University of Helsinki
 Ambrosius , Metropolitan
 Tarja Halonen, former President of Finland
Vatican representative (tba)
14:00Coffee break
Science and Civil Society: Working Together for Research-Based Climate Action, panel
Moderator Rosa Rantanen, D.Soc.Sc., ACCC/ INAR University of Helsinki
 Pekka Reinikainen, Advocacy and Communications Specialist Finnish Red Cross
 Theresia Bilola, D.Soc.Sc., Think Africa
 Anneli Pauli, Professor of Practice, ACCC/INAR University of Helsinki
Climate expert education in Finland
 Moderator Laura Riuttanen, University Lecturer, ACCC/INAR University of Helsinki
Hilppa Gregow, Head of Unit, Finnish Meteorological Institute
 Helena Soimakallio, Head of Unit, Technology, Finland
Tuuli Kaskinen, CEO, Climate Leadership Coalition (CLC)
Julia Jousilahti, Senior Expert, Demos Helsinki 
Kai Nordlund, Vice rector of the University of Helsinki
17:00End of day

Day #2: Wednesday, Apr 12, 2023                            

Beyond net-zero – emission reductions, carbon sinks and the role of nature-based climate solutions

Beyond net-zero – The need for fast emission reductions and massive carbon sinks
Glen Peters, Research director for the Climate Mitigation group, CICERO (Oslo), Global Carbon project
 Markku Ollikainen, Professor, chair of the Finnish Climate Change Panel
ACCC Research & Innovation Ecosystem and Roadmap for 2025-2028
ACCC nature based solutions –  showcases  
Olli Tahvonen, Professor, ACCC / University of Helsinki
AI in optimising forest carbon sink and timber production
Jari Liski, Research Professor, ACCC / Chief Scientist, Finnish Meteorological Institute
Agricultural fields carbon balance and other functions in real-time,
Jukka Pumpanen, Professor, ACCC / University of Eastern Finland
Forest carbon sink
Leena Järvi, Professor, ACCC / INAR University of Helsinki
Carbon storage potential of urban green, the potential of carbon sinks in urban environments
Niina Ruuska, Manager, Climate and Environmental Policy Unit, City of Turku
Cities: ACCC stakeholder perspectives
Climate legislation for nature-based solutions
Annalisa Savaresi, Professor, University of Eastern Finland
Evolving Climate Change Mitigation Policy of the European Union

Yulia Yamineva, Docent, ACCC/University of Eastern Finland
Article 6 and offsets, Developments in the climate negotiations and Paris Agreement
Nature-based solutions in practice
Moderator Henrik Ehrnrooth, Chairman of the board of Otava, co-chair of CLC Advisory board
Anssi Pekkarinen, Senior Forestry Officer, Global Forest Resources Assessment, FAO
Pekka Pesonen, Secretary General, Copa-Cocega, European farmers and European Agri-cooperatives
Heikki Granholm, Senior Ministerial Adviser, Ministry of Agriculture and Forestry
Simon Kay, Dep Head of Unit with DG CLIMA C3 (Land economy and carbon removals) at European Commission
14:30Coffee break
International climate agreements – how to get to net-zero and beyond 
Moderator Jouni Keronen, Professor of practice, ACCC / INAR, University of Helsinki
Petteri Taalas, Secretary General, World Meteorological Organization
Janos Pasztor, Executive Director, Carnegie Climate Governance Initiative
 N.N., DG Climate Action, European Commission
Juhani Damski, Permanent Secretary of the Ministry of the Environment, Ministry of the Environment of Finland
Invited remarks
Ilkka Herlin, Chairman of the Baltic Sea Action Group
Guo Huadong, Academician of Science, United Nations International Research Center of Big Data for Sustainable Development Goals, AirCAS, China 
ACCC Science and Impact Advisory Board (SIAB) meeting (only for SIAB members)



Day #3: Thursday, Apr 13, 2023

High quality environmental observations & carbon neutrality targets

Current status and development need for climate measurements  
Werner Kutsch, Director General, Integrated Carbon Observation System (ICOS) ERIC
ACCC Measurement Infrastructure
 Tuukka Petäjä, Professor, ACCC/ INAR University of Helsinki
Aerosol, Clouds and Trace Gases Research Infrastructure (ACTRIS)
Jaana Bäck, Professor, ACCC / INAR University of Helsinki
The Integrated European Long-Term Ecosystem (eLTER)
Hanna Lappalainen, Docent, ACCC / INAR University of Helsinki
PanEurasian Experiment Program, GlobalSMEAR, Science diplomacy
Joni Kujansuu, ACCC/ INAR University of Helsinki
GlobalSMEAR in Asia, Lessons learnt on the Asian business culture
Biosphere-atmosphere interactions – scientific results and knowledge gaps
Katrianne Lehtipalo, Professor, ACCC /INAR, FMI
Aerosols and trace gases
Annalea Lohila, Professor, ACCC/ INAR, FMI
Greenhouse Gases and methane
Albert Porcar-Castell, Professor, ACCC / INAR
Forest ecosystems
Carbon neutrality targets interplay with Air Quality
 Topi Rönkkö, Professor, Tampere University
AQ, sources, emissions, measurements, mitigation
ACCC co-creation of new technologies together with the companies, verification and establishment of new technologies for atmospheric observations.
Case Neste
Teija Laitinen, Manager, R&D&I Partnerships at Neste.
Tackling climate crisis, Novel sustainable and scalable solutions for transportation and chemicals

Case Valmet:  
 Virpi Puhakka, Director, Ecosystem at Valmet Corporation
Valmet Beyond Circularity – Transforming waste and emissions into valuable resources for sustainable growth
Juha Jokiluoma, Product Technology Manager, Marine Solutions at Valmet Technologies
Black carbon and visible plume reduction in marine industry by wet electrostatic precipitator technology
15:00Coffee break
Carbon neutrality targets interplay with AQ
Miikka Dal Maso, Professor, Tampere University
VAISALA, Airmodus Ltd., Dekati Ltd. 
ACCC International collaboration 
Kelly Levin, Chief of Science, Data and Systems Change, Bezos Earth Fund
Sasu Tarkoma, Professor, ACCC / University of Helsinki
Megasense, Real-time, Scalable, Intelligent, Software-driven air quality monitoring and mitigation system
17:00End of day

Day #4: Friday, Apr 14.4 2023

Towards carbon neutrality & beyond

08:45ACCC Innovation Forum: Markku Kulmala and Sami Paatero
Financing nature-based solutions – invited presentations
Erkki Liikanen, Chair, IFRS Foundation 
Pekka Moren – Coalition of Finance Ministers for Climate Action
Transparency framework for companies
Tomas Otterström, Partner, Advisory at KPMG 
Sami Paatero, ACCC Adviser and Chair, ACCC Innovation Forum, Founder, CEO, Climate   Analytics Finland

Towards climate neutrality and beyondRole of various stakeholders, panel
Moderator. Tuuli Kaskinen, CEO of CLC
Mari Pantsar
Saara Kankaanrinta, co-founder and member of Foundation for a Living Baltic Sea
Mika Anttonen, Chairman, St1
Markku Kulmala, Academician of Science, ACCC Director / INAR University of Helsinki
Anne Jalkala, Chief Strategy Officer, Vaisala
ACCC Impact week concluding remarks
Lunch, networking, refreshments
14:00End of day

Sofia Cultural Center, Vuosaari, Helsinki

Address: Kallvikinniementie 35

The event is organized by the constituting organizations of ACCC: Institute for Atmospheric and Earth System Research (INAR)/University of Helsinki, Finnish Meteorological Institute, Tampere University and University of Eastern Finland.