Day: June 9, 2022

Dust rises as a farmer plows a field in Mendota, Calif., in the state’s San Joaquin Valley on March 11, 2009. Dust carries spores that cause valley fever, a growing problem in the southwestern states. (Robyn Beck/AFP/Getty Images)

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A microscopic fungal organism in the soil called coccidioides is becoming more mainstream due to a rise in human infections resulting from airborne spores thrown aloft by winds in the arid terrain.