Stock Photo - 12 October 2018, Austria, Vienna: Professor Martina Weber works at the microscope in the laboratory of the Institute of Botany at the University of Zurich. In addition, the world's largest pollen database ""paldat.org"" can be seen. She is one of the few experts worldwide to specialize in forensic pollen analysis. Criminologists, including from the Federal Criminal Police Office, make a pilgrimage to her in Vienna to inquire about the method. (to dpa ""The Pollen Profiler - with Pollen on Criminal Hunt"" from 15.10.2018) Photo: Jan Gott/dpa. - Vienna/Austria

Stock Photo: 12 October 2018, Austria, Vienna: Professor Martina Weber works at the microscope in the laboratory of the Institute of Botany at the University of Zurich.

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