India, March 17 -- As the Iran-Israel-US war disrupts nations, as well as transport and logistics in the Middle East, there are quiet, somewhat invisible, battles that confront maritime analysts, airline pilots, and infrastructure experts. Over the past two weeks, they have observed growing interference with the satellite navigation systems, which are crucial to guide global trade and transport. Across the Persian Gulf's shipping lanes, on the digital navigation charts, the sailing tankers and vessels have appeared to be located at places where there were not, or could not be. Many appeared as if they were on land. Some were located near the airports. A few were clustered together at identical coordinates.

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