[ORGANIZATION]
National Center for Public Health and Pharmacy (NNGYK)
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Situations
Ragweed spread in Central Europe
2 clusters · 22 sources · last updated
Latest: Hungary Implements Third‑Level Heat Alert and Red‑Code Emergency Amid 40°C Wave
In late July 2026 German authorities reported a rapid expansion of the invasive North‑American ragweed (Ambrosia artemisiifolia) across the country, noting its high heat tolerance and prolific pollen production that thre