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News & Articles


Road Infrastructure and Climate Change: Risks, Impacts and Adaptation Strategies
Road networks are increasingly exposed to climate risks such as extreme heat, flooding and soil instability. From asphalt deformation to network disruptions, climate change is already affecting road infrastructure operations and safety. This article explores real world impacts, emerging vulnerabilities and the concrete adaptation strategies needed to build climate resilient roads.
Feb 106 min read


Toward a Global "TRACC"? Climate Projections by Global Warming Levels in Worldwide Policy and Regulation
Climate projections based on global warming levels are increasingly used to guide climate adaptation policies worldwide. Like the French Trajectoire de Référence pour l'Adaptation au Changement Climatique (TRACC), this approach links climate impacts directly to temperature thresholds, including the Paris Agreement targets. However, differing reference periods and methodologies create challenges for international consistency and a need for hamonization.
Jan 278 min read


Coastal Risks: How Callendar Mapped the Future of Territories Facing Rising Seas
With nearly 20,000 kilometers of shoreline, France is particularly exposed to coastal risks: erosion, sea level rise, storm flooding... This article demonstrate a comprehensive methodology to assess these risks and their evolution with climate change. Applied to the entire territory, both mainland France and overseas territories, it provides an unprecedented assessment and shows how high-resolution, science-based risk assessment can be realistically performed on whole country
Aug 26, 20255 min read


Mapping Wildfire Impact: Demonstration of a Scalable Methodology for Local Climate Risk Assessment
Wildfires are increasing worldwide due to climate change, yet many regions lack detailed historical data at local levels. We developed a scalable method using satellite data to estimate wildfire risk by administrative units, demonstrated on France’s complex municipal system. This approach highlights uneven fire exposure and can be applied globally, supporting insurers, planners, and utilities in climate risk management with consistent, location-specific insights.
Aug 7, 20254 min read
![[Case study] Use of Fire Weather Index Projections to Anticipate Climate Impact on Wildfire Risks for Hazardous Industrial Facilities](https://static.wixstatic.com/media/cbab40_6b81c6a246a14e29b7e79db68686e65d~mv2.png/v1/fill/w_334,h_250,fp_0.50_0.50,q_35,blur_30,enc_avif,quality_auto/cbab40_6b81c6a246a14e29b7e79db68686e65d~mv2.webp)
![[Case study] Use of Fire Weather Index Projections to Anticipate Climate Impact on Wildfire Risks for Hazardous Industrial Facilities](https://static.wixstatic.com/media/cbab40_6b81c6a246a14e29b7e79db68686e65d~mv2.png/v1/fill/w_306,h_229,fp_0.50_0.50,q_95,enc_avif,quality_auto/cbab40_6b81c6a246a14e29b7e79db68686e65d~mv2.webp)
[Case study] Use of Fire Weather Index Projections to Anticipate Climate Impact on Wildfire Risks for Hazardous Industrial Facilities
Uncover how fire weather index projections can help anticipate the impact of climate change on wildfire risks and protect industrial sites.
Feb 27, 20255 min read


"Scenario 4°C" : Everything you need to know about the new French reference projections for climate change adaptation.
What is the new "4°C scenario" that the French governement want to use as reference for climate change adaptation?
Nov 7, 20246 min read


New national climate change adaptation plan could step up physical climate risk assessments for French companies
To boost resilience, the new French adaptation plan could require companies to carry out climate vulnerability studies as early as 2025.
Oct 28, 20247 min read
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