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Kansas Geological Survey assistant scientist Sam Zipper is the recipient of the 2025 Hydrologic Sciences Early Career Award from the Hydrology Section of the American Geophysical Union (AGU). The award recognizes outstanding contributions to hydrology through research, education or societal impacts.

Zipper, who is also an assistant professor at the University of Kansas, is supporting the Dairy Soil & Water Regeneration project by advising on hydrology-related research activities, developing project-wide conceptual models, and leading an expert elicitation on the relationship between soil health and hydrology. With the award, Zipper joins a distinguished group of scientists, leaders and communicators recognized by AGU for advancing science. Read more here.