New Invaders, Old Ills: Aedes Mosquitoes Move Deeper into America

Invasive Aedes aegypti and Aedes albopictus are expanding across the United States due to warming temperatures and urban habitats, raising the risk of diseases like dengue, Zika, chikungunya, and yellow fever. The piece traces their African and Asian origins, explains how these mosquitoes adapt to cities and bite humans more efficiently, and argues for sustained surveillance, funding, and practical control measures (traps, larvicides, source reduction) to prevent outbreaks as their ranges keep widening.