Blog posts
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New “Testbed Handbook” for Madagascar
During the cyclone season in early 2025, ACACIA ran a series of weekly forecasting testbeds bringing together Madagascar’s national meteorological service (DGM), ACACIA scientists, and humanitarian stakeholders, including Croix-Rouge Malagasy (CRM). These hour-long online sessions created a regular space for… Continue reading
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Climate Risk Management or Living with Cyclones: Divergence and Integration in Transdisciplinary Climate Science
By Francisco Orozco-Meléndez; WP1 Researcher; PhD Candidate at the Center for the Study of the Sciences and the Humanities – University of Bergen Transdisciplinary frameworks for knowledge co-production—on which ACACIA is inspired—bring together people from different social arenas to make… Continue reading
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Registration open: SAFE4ALL Learning Program’s next session
The SAFE4ALL Learning Program is hosting its next, free session titled ‘Understanding Climate Risk and Impacts’. Join them for their third session of the SAFE4ALL Learning Program, where they’ll dive into the fundamentals of climate risk. This session will cover… Continue reading
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ACACIA at the ECMWF annual seminar
During the ECMWF annual seminar in Bonn in April, both Erik Kolstad and Linda Hirons from ACACIA gave invited presentations. They also presented a poster by Joshua Talib. This material is available online; click here for Erik’s slides, here for… Continue reading
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ECMWF accelerates transition to fully open data – a game-changer for ACACIA partners
By Erik Kolstad and Joshua Talib In a surprising and highly appreciated move, ECMWF has announced it will complete its transition to fully open data by 1 October 2025, a full year ahead of schedule. This means that the entire ECMWF Real-time… Continue reading
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Calling weather by its right name
ACACIA researchers are coming to see that the way we scientifically name weather systems has consequences. Names affect how societies mobilise, and how prepared they are. Continue reading
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Tropical storm Dikeledi
This post will updated as new forecasts came in (follow the latest forecasts from the ECMWF here). Latest update: 10 January, 09:30 UTC The tropical storm Dikeledi (picture from Zoom Earth on 9 January) is moving fast towards the northern… Continue reading
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ACACIA kickoff meeting in Bergen, Norway
by Thomas Hovmøller Ris (NORCE) and Erik Kolstad A crocodile, an elephant, and a giraffe. You think Africa. So did many of the members of the ACACIA project when they – as an icebreaker – created animals out of pieces… Continue reading
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On the cusp of the storm season in Madagascar
By Scott Bremer, WP1 lead In November 2024, some members of the ACACIA project team visited Madagascar for a preliminary study of the Sofia region case, and a first glimpse at how the communities there live with cyclones, storms and… Continue reading









