Releases | Open Sustainable Technology

Climate Risk Assessment Book - v2026.04.0

CLIMAAX CRA Handbook v2026.04.0

Update DROUGHTS workflows:
- 01 agricultural drought:
  - Fix number of repetitions for aggregated revenue array in non-staple crops risk assessment.
Update FIRE workflows:
- 03 FWI response model:
  - ⚠️ Replace outdated earthkit-plots code with matplotlib and cartopy.
Update FLOODS workflows:
- 03 damage and population exposure:
  - Syntax improvements.
Update HEATWAVE workflows:
- 01 urban heatwaves:
  - Update localtileserver config.
Update SNOW workflows:
- 01 snowfall and blizzards:
  - Fix ERA5 download folder creation in the hazard assessment.
Update STORMS workflows:
- 01 windstorms:
  - ⚠️ Replace outdated earthkit-plots code with matplotlib and cartopy (storm selection helper).
New MULTI workflow:
- ✨ Multi-hazard (heatwaves, heavy rainfall) with risk assessment for infrastructure (airports).
Python environment update (all workflows):
- ⚠️ Removed: earthkit-plots, earthkit-data, and xesmf packages.
- ✨ Added: flox, earthkit-utils.
- Updated (data retrieval): cdsapi, eodag, pooch, pydataverse, pystac-client.
- Updated (misc): ipython, localtileserver, paretoset, pytest, pyyaml, tqdm.

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Published by chpolste 3 months ago

Climate Risk Assessment Book - v2026.03.0

CLIMAAX CRA Handbook v2026.03.0

Update DROUGHTS workflows:
- 02 agricultural drought:
  - ✨ New risk assessment notebook for fruit trees/non-staple crops/cash crops. (https://github.com/CLIMAAX/DROUGHTS/pull/24)
Update SNOW workflows:
- 01 heavy snowfall and blizzards: (https://github.com/CLIMAAX/SNOW/pull/8)
  - Replace static risk visualisations with interactive maps that incorporate population data at full resolution.
  - Update population dataset reference: 2015 to 2025.
  - Refactoring of all notebooks.
  - Adapt ERA5 downloads to current netcdf request limits of the CDS.
  - Fix colorbar and plot label inconsistencies.
Add references to community of practice sessions on fire, floods, and heatwaves landing pages.
New package in the Python environment: eurostat.

Sustainable Development - Education - CSS
Published by chpolste 3 months ago

Climate Risk Assessment Book - v2026.02.0

CLIMAAX CRA Handbook v2026.02.0

Update FLOODS workflows:
- 04 River discharge analysis: Add coordinate order info and check after catchment search.
Update DROUGHTS workflows:
- 01 Relative drought: update a reference.
- 02 Agricultural drought: restrict yield loss range to 0-100% (https://github.com/CLIMAAX/DROUGHTS/pull/27).
✨ Completely revised scenarios guidance (#24).
✨ Handbook releases are now published on Zenodo: https://doi.org/10.5281/zenodo.18186357

Sustainable Development - Education - CSS
Published by chpolste 5 months ago

Climate Risk Assessment Book - v2025.12.0

CLIMAAX CRA Handbook v2025.12.0

Update FLOODS workflows:
- 04 River discharge analysis:
  - Fix name pattern in loading of extreme relative discharge CDS files (https://github.com/CLIMAAX/FLOODS/pull/15).
  - Mention catchment ID in all plots (https://github.com/CLIMAAX/FLOODS/pull/16).
Update DROUGHTS workflows:
- 02 Agriculture drought:
  - ⚠️ These changes fix important issues in the outputs of the workflows and improve the estimation of yield losses. Users are advised to re-run calculations.
  - Fix ET0 output in NetCDF written by hazard assessment (https://github.com/CLIMAAX/DROUGHTS/commit/f95a7b1e2d5ec5279a6b13aa6d437da9dc7d6826).
  - Fix issue with usage of crop coefficient values (dependency on crop and space) (https://github.com/CLIMAAX/DROUGHTS/pull/23).
  - Fix description of LGP and how phases are declared in the crop table (https://github.com/CLIMAAX/DROUGHTS/pull/25).
  - Updated soil moisture initialisation (https://github.com/CLIMAAX/DROUGHTS/pull/26).
  - Enable all-year calculations and mask to growing period after (https://github.com/CLIMAAX/DROUGHTS/pull/26).
  - Assume maximum evapotranspiration potential for the first day (https://github.com/CLIMAAX/DROUGHTS/pull/26).
  - Corrected parameters for beans and maize in crop table (https://github.com/CLIMAAX/DROUGHTS/pull/26).
Framework:
- ✨ Participatory processes: updated and extended guidance.
Update bias/uncertainty dashboard:
- Highlight EURO-CORDEX model domain in map.
- Add info box about smallest-biased model for each variable.
Add new FAQ entries

Thanks to @ihsantopalli for raising issues about the agricultural drought workflow! (https://github.com/CLIMAAX/DROUGHTS/issues/22)

https://github.com/CLIMAAX/crabook/compare/v2025.11.0...v2025.12.0

Sustainable Development - Education - CSS
Published by chpolste 6 months ago

Climate Risk Assessment Book - v2025.11.0

CLIMAAX CRA Handbook v2025.11.0

Update HEAVY_RAINFALL workflows:
- 01 extreme precipitation: clarify ordering of bounding box coordinates.
Update FLOODS workflows:
- 04 river discharge analysis: add introduction video for workflow.
Update HEATWAVES workflows:
- 01 urban heatwaves: add note about RSLab selection size/complexity.
- 01 urban heatwaves: correct a model label in xclim notebook.
Update FIRE workflows:
- 01 wildfire (ML): update information on CHELSA dataset.
✨ New Model bias and uncertainty for EURO-CORDEX CMIP5 dashboard
Add links to ERA5 time series datasets

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Published by chpolste 8 months ago

Climate Risk Assessment Book - v2025.10.1

CLIMAAX CRA Handbook v2025.10.1

Update Heatwave workflows:
- 01 urban heatwaves: add non-interactive area of interest selection in notebook with xclim-based heatwave definitions
Update FIRE workflows:
- ✨ New workflow: 03 FWI response surface model
Add new FAQ entries
Update Jupyter book environment and page style

Sustainable Development - Education - CSS
Published by chpolste 9 months ago

Climate Risk Assessment Book - v2025.10.0

CLIMAAX CRA Handbook v2025.10.0

Update HEAVY RAINFALL workflows:
- 01 extreme precipitation: add information on file path replacements when including local data.
Update DROUGHTS workflows:
- 02 agricultural drought: fix links and typos.
Update FIRE workflows:
- 01 wildfire (ML): add note on ECLIPS data issue.
✨ New community features: Handbook forum and workflow applications catalogue.
Update support and community engagement and contributions pages.

Sustainable Development - Education - CSS
Published by chpolste 9 months ago

Climate Risk Assessment Book - v2025.09.0

CLIMAAX CRA Handbook v2025.09.0

Update FLOODS workflows: v2025.08.1 → v2025.09.0
- ✨ New workflow: 04 River discharge analysis.
Update HEATWAVES workflows: v2025.08.1 → v2025.09.0
- 01 Urban heatwaves: refresh outputs in xclim notebook for display in the Handbook.

Sustainable Development - Education - CSS
Published by chpolste 10 months ago

Climate Risk Assessment Book - v2025.08.1

CLIMAAX CRA Handbook v2025.08.1

Update DROUGHTS workflows: v2025.08.0 → v2025.08.1
- 💡 Users are advised to rerun the hazard and risk assessment for the agricultural drought after updating. Downloaded CORDEX data can be reused but all calculations have to be rerun.
- 02 Agricultural drought: complete refactoring of the yield loss calculation in the hazard notebook, including fixes to the calculation of Tmean, the estimation of ET0 and the handling of growing periods (https://github.com/CLIMAAX/DROUGHTS/pull/19). ⚠️ All users should consider yield losses produced by the workflow before this change as incorrect.
- 02 Agricultural drought: updated exposure and vulnerability datasets to more recent versions: SPAM from 2010v2 to 2020v2, GAEZ from v4 to v5 (https://github.com/CLIMAAX/DROUGHTS/pull/17).
- 02 Agricultural drought: fix for the loading of SPAM files in the risk assessment (https://github.com/CLIMAAX/DROUGHTS/pull/20). ⚠️ It was possible that data was assigned to the wrong crops before this fix.
- 02 Agricultural drought: remove automatic chunking to avoid failure for data from NCC-NorESM1-M SMHI-RCA4 model combination.
Update STORMS workflows: v2025.08.0 → v2025.08.1
- 💡 Users are advised to rerun the risk assessment for the windstorms workflow and adjust the provided damage parameters to their area of interest. Hazard data can be reused.
- 01 Windstorm: fix inconsistency between reported damages in the risk assessment notebook and csv outputs. ⚠️ After this fix, damages as reported in the notebook are larger by a factor of 1,000,000 (https://github.com/CLIMAAX/STORMS/issues/7).
- 01 Windstorm: scale damage curve into range 0 to 1 to match input requirements of damagescanner package in the risk assessment. ⚠️ After this fix, all damages are smaller by a factor of 100 (https://github.com/CLIMAAX/STORMS/issues/8).
- 01 Windstorm: Adjust built-up area density in farmland areas from 0.07 to 0.0015 in the provided LUISA_damage_info_curves table. This reduces damages estimated for the affected land use categories.
Update FLOODS workflows: v2025.06.0 → v2025.08.1
- 01 River floods: update link to vulnerability curves page.
Update FIRE workflows: v2025.04.1 → v2025.08.1
- 01 Wildfire (ML approach): avoid type error when applying corine_to_fuel_type.
- 01 Wildfire (ML approach): use a dynamic model name in future data URLS for CHELSA (https://github.com/CLIMAAX/FIRE/issues/15).
- 01 Wildfire (ML approach): unify additional data requirements in workflow description.
- 01 Wildfire (ML approach): use rioxarray instead of the gdalwarp CLI for reprojection.
Update HEATWAVES workflows: v2025.07.0 → v2025.08.1
- 01 Urban heatwaves: download all time intervals for maximum temperature in the historical period in the xclim notebook.
Added entries for GAEZ v5 and SPAM 2020 to exposure dataset tables.
Updated link to known issues for CORDEX climate projection datasets.
Redesigned footer.

Sustainable Development - Education - CSS
Published by chpolste 10 months ago

Climate Risk Assessment Book - v2025.08.0

CLIMAAX CRA Handbook v2025.08.0

Update DROUGHTS workflows: v2025.06.0 → v2025.08.0
- ⚠️ We are aware of an issue in the calculation of yield loss percentages in the agricultural drought hazard assessment. A fix will be provided with the next release of the Handbook.
- 02 agricultural drought: fix handling of invalid value as most common in climate zone data.
- 02 agricultural drought: create a separate data export step in the hazard assessment and expand export options.
- 02 agricultural drought: restructure crop table notebook.
Update STORMS workflows: v2025.07.0 → v2025.08.0
- 01 windstorm: new default storm footprints dataset (Windstorm tracks and footprints derived from reanalysis over Europe between 1940 to present) integrated in hazard assessment and selection helper.
Update windstorm entries on hazard datasets page.
Add links in risk analysis step.
Clarify abbreviations in key risk dashboard figure caption.
Add known issues section to JupyterLab Desktop instructions.
Add Docker image information to how to run instructions.
Update FAQ.

Sustainable Development - Education - CSS
Published by chpolste 11 months ago

Climate Risk Assessment Book - v2025.07.0

CLIMAAX CRA Handbook v2025.07.0

Update HEAVY RAINFALL workflows: v2025.05.0 → v2025.07.0
- Add new step 8 in the risk assessment example notebook: "Where in Catalonia should we focus our adaptation measures? Identifying High-Priority action zones across the region"
Update HEATWAVES workflows: v2025.06.0 → v2025.07.0
- Fix broken links to tropical nights information from climate adapt.
Update STORMS workflows: v2025.06.0 → v2025.07.0
- Python environment: pin earthkit-plots-defaults-styles package version to fix compatibility issue with earthkit-plots package
Update of home and about us pages
Update of drop-in session schedule

Sustainable Development - Education - CSS
Published by chpolste 12 months ago

Climate Risk Assessment Book - v2025.06.0

CLIMAAX CRA Handbook v2025.06.0

Update FLOODS workflows: v2025.05.0 → v2025.06.0
- Update Handbook links in notebooks.
Update HEATWAVES workflows: v2025.04.1 → v2025.06.0
- Update information on eodag configuration and usgs authentication in workflow notebook on satellite-derived data.
Update DROUGHTS workflows: v2025.05.0 → v2025.06.0
- 02 agriculture drought: improve compatibility with data from CNRM-CERFACS-CNRM-CM5 CNRM-ALADIN63 GCM-RCM combination.
- 02 agriculture drought: fix for the computation of crop revenue losses. The crop_prod_fraction factor was previously applied twice in the calculation, leading to underestimation of revenue losses. ⚠️ All users are advised to update the risk assessment notebook and rerun the loss calculation. There is no need to rerun the hazard assessment or redownload data.
- 02 agriculature drought: additional information on workflow limitations provided.
Update STORMS workflows: v2025.05.0 → v2025.06.0
- Update Handbook links in notebooks.
Revised Key Risk Assessment step:
- Update text, figures and tables.
- Add guiding questions.
- Add key risk protocol and dashboard template files.
Update packages in Python software environment: earthkit-meteo to 0.4.1, usgs to 0.3.6.
Updated drop-in session schedule.

Sustainable Development - Education - CSS
Published by chpolste about 1 year ago

Climate Risk Assessment Book - v2025.05.0

CLIMAAX CRA Handbook v2025.05.0

Update FLOODS workflows: v2025.04.0 → v2025.05.0
- 00 input files: add unit to GDP/capita column label.
- 01 coastal floods: update information on damage estimation in risk assessment.
- 02 river floods: update information on damage estimation in risk assessment.
Update HEAVY RAINFALL workflows: v2025.04.0 → v2025.05.0
- 01 extreme precipitation: improve compatibility with bias-corrected example data.
Update DROUGHTS workflows: v2025.04.0 → v2025.05.0
- 02 agricultural drought: Fix 10m to 2m wind conversion. Wind input was ignored (all fields set to 0) in the computation of the evapotranspiration due to an error in the computation of the conversion factor. ⚠️ All users are advised to update the workflow and rerun all computations in the hazard and risk assessment notebooks (data does not have to be downloaded again). Thanks to GitHub user @woidfeeee for reporting the error.
Update STORMS workflows: v2025.04.0 → v2025.05.0
- 01 windstorm: update information on damage estimation in risk assessment.
- 01 windstorm: add unit to GDP/capita column label.
Updated page: Hazard datasets.
Updated and restructured page: Damage estimation and vulnerability curves.
- New topical FAQ page: Maximum damage estimation.
- New topical FAQ page: Vulnerability curves.

Sustainable Development - Education - CSS
Published by chpolste about 1 year ago

Climate Risk Assessment Book - v2025.04.1

CLIMAAX CRA Handbook v2025.04.1

Update HEATWAVES workflows: v2025.04.0 → v2025.04.1
- 01 urban heatwaves: add land surface temperature calculation from Landsat images as an alternative to the RSLab portal.
- 01 urban heatwaves: refactor parts of the xclim hazard assessment.
- 01 urban heatwaves: define individual thresholds for xclim indicators in hazard assessment.
- 01 urban heatwaves: update instructions to download population data for risk assessments.
Update FIRE workflows: v2025.04.0 → v2025.04.1
- 02 wildfire (FWI): add an automatic downloader for land cover data from CDS
Minor tweaks to environments following the Python 3.12 upgrade in v2025.04.0.
Update the documentation for the CLIMAAX JupyterHub.

Sustainable Development - Education - CSS
Published by chpolste about 1 year ago

Climate Risk Assessment Book - v2025.04.0

CLIMAAX CRA Handbook v2025.04.0

All workflows: ⚠️ update to Python 3.12.
- Users are advised to update their environments to ensure compatibility with future developments.
- Breaking change: removal of basemap and mplleaflet packages.
Update DROUGHTS workflows: v2025.03.1 → v2025.04.0
- 02 agriculture drought: fix calculation and visualisation of revenue loss in risk assessment. ⚠️ Users are advised to update existing notebooks and rerun the revenue loss calculation.
- 02 agriculture drought: add filter for tif-files when loading from MapSPAM folder.
- 02 agriculture drought: fix model names in list of choices from CORDEX.
- 02 agriculture drought: replace basemap with cartopy.
Update FIRE workflows: v2025.01.0 → v2025.04.0
- 02 wildfire (FWI): replace basemap with cartopy.
Update FLOODS workflows: v2025.01.2 → v2025.04.0
Update HEATWAVES workflows: v2025.03.1 → v2025.04.0
- 01 urban heatwaves: fix y-axis label of EUROHeat notebook plots.
Update HEAVY_RAINFALL workflows: v2025.01.2 → v2025.04.0
- 01 extreme precipitation: add domain check for thresholds and climate datasets.
Update SNOW workflows: v2025.03.1 → v2025.04.0
Update STORMS workflows: v2025.02.0 → v2025.04.0
Add drop-in session schedule.

Sustainable Development - Education - CSS
Published by chpolste about 1 year ago