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Wildfires in Brazil’s Amazonas State Worsen Air Quality in Manaus
Pollutant levels averaged 196 micrograms per cubic meter, and officials canceled classes, suspended municipal work and urged residents to wear masks.
On Oct. 9, 2026, smoke shrouded Manaus as wildfires disrupted daily life in Brazil's largest Amazon region city. Public schools canceled classes, and officials suspended in-person work at municipal administrative offices to protect residents from worsening air quality.
National Institute for Space Research recorded about 33,556 fire hotspots across the Brazilian Amazon this year. Early fires concentrated in Roraima and Amapa State, but recent clusters have shifted south, heavily impacting areas near Manaus and Santarem.
Pollutant concentrations averaged 196 micrograms per cubic meter, an unhealthy level far exceeding the normal range of about 3 to 9. The serious situation threatens the health and quality of life for thousands of families across the capital.
Environment Ministry deployed fire crews and aircraft to fight blazes in Amazonas State, stepping up inspections to curb illegal fires. Officials also notified rural property owners to take preventative measures against the spreading wildfires.
Studies suggest a cyclical climate phenomenon could exacerbate regional drought and fire conditions, with effects potentially more severe in 2027. This pattern threatens to further disrupt the rainforest's next rainy season.
The Brazilian Amazon is affected by El Niño, a climate phenomenon that raises temperatures and causes droughts in the region. The mayor’s office of Manaus, of 2.3 million inhabitants, attributed the deterioration of the air to the 749 fire bulbs counted Wednesday in Amazonas, the state of which is capital. “Both smoke and heat really contribute to us having problems breathing (...) is distressing,” he said to AFP Erlan de Santos, a 55-year-old p…