PubMed preprint reports Aedes albopictus populations established in 3 new administrative regions of southern France and northern Italy during 2025 summer survey.
Public note
For situational awareness and research transparency. Not medical advice.
Monitoring dengue, Zika, and chikungunya geographic range expansion driven by climate-mediated vector habitat shifts.
Open assessments
Tracked assessments currently open in this scope.
Evidence items
Source-attributed evidence available to this scope.
Source feeds
Configured sources contributing data to this investigation.
Last activity
Most recent scope activity captured in the system.
Evidence quality mix
01
The current analyst view of this scope, at increasing levels of depth.
Seasonal monitoring. Southern hemisphere dengue season remains active.
Dengue incidence in the Americas and Southeast Asia remains elevated relative to historical baselines. Aedes aegypti habitat suitability models suggest northward expansion into previously unaffected regions. The system monitors for dengue serotype shifts, Zika re-emergence, and chikungunya lineage diversification.
02
Open assessments being tracked inside this scope, ordered for fast review.
03
The most recent source-attributed evidence flowing into this investigation.
PubMed preprint reports Aedes albopictus populations established in 3 new administrative regions of southern France and northern Italy during 2025 summer survey.