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flag Brightly colored planes surveying northeast Missouri in March 2026 are part of a U.S. Geological Survey mission to map underground geology and locate critical minerals.

flag Low-flying, brightly colored planes spotted over northeast Missouri in March 2026 are part of a U.S. Geological Survey airborne survey called Earth MRI. flag The year-long mission, covering Missouri, Illinois, Iowa, and Wisconsin, uses specialized sensors to map underground geology and identify critical minerals vital for the economy and national security. flag The flights, which do not appear on standard radar, are not military or surveillance operations. flag Data will support resource management, water planning, and hazard assessment. flag The USGS confirmed the effort is a routine scientific initiative conducted with state partners.

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