ACACIA (Horizon Europe)

ACACIA aims to enhance the resilience of at-risk communities in Sub-Saharan Africa to climate impacts, particularly from floods and tropical cyclones, by improving the ways climate services are produced, communicated and used for making short-term and long-term decisions.

Latest Posts

  • Whose risk? Whose trigger? Coordinating forecast-based action in Madagascar

    By Jesse Schrage, WP1 Researcher Fragmented present, forecasting futures In April 2025, Francisco Orozco-Meléndez (aka “Paco”) and I spent 10 days in Madagascar’s capital city, Antananarivo with the mission to better understand how anticipatory action (AA) is coordinated in the… Continue reading

    Whose risk? Whose trigger? Coordinating forecast-based action in Madagascar

  • 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

    ACACIA at the ECMWF annual seminar

  • 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

    ECMWF accelerates transition to fully open data – a game-changer for ACACIA partners

  • 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

    Calling weather by its right name

  • Acacia at SARCOF

    The Acacia project is all about making climate information easier to access, understand, and use—while also improving its accuracy. One of our main focus areas is Madagascar, where we kicked things off with a field mission in November. Right now,… Continue reading

    Acacia at SARCOF

  • 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

    Tropical storm Dikeledi

  • 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

    ACACIA kickoff meeting in Bergen, Norway

  • 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

    On the cusp of the storm season in Madagascar

  • Follow us on LinkedIn 🌍

    We’re excited to announce our official ACACIA LinkedIn page! Follow us to stay connected with the latest updates on: We hope you will join the conversation, engage with our content, and be part of this journey towards climate resilience. 👉 Follow us on LinkedIn and stay… Continue reading

    Follow us on LinkedIn 🌍

  • ACACIA project launched

    On 2 October, our project was launched with a virtual kickoff meeting. This was the first time many of the participants met, and plans were made for the upcoming months. Continue reading

    ACACIA project launched