CalMatterscalmatters.org·46m·By Kristen HwangL.A. had its worst mosquito year this decade. El Niño could make it even worseCalifornia is seeing the highest level of West Nile Virus activity in five years. Next year could be worse.calmatters.org ↗Primary sources
The Santa Fe New Mexicansantafenewmexican.com·Fri 14:00·By Alison Young for HealthbeatPress & mediaWhen West Nile virus attacks the brain: Severe cases rise in parts of the USHealthbeat reports severe West Nile virus cases are rising, with over 880 infections in 2026, particularly in California, affecting many, including former CNN correspondent Paul Vercammen.santafenewmexican.com ↗Science