RT @USGS_Water: Today marks 35 years of @USGS service for @USGS_KS center director Andy Ziegler. A colleague says of him, "Andy sets a trem…
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RT @USGS_Water: Today marks 35 years of @USGS service for @USGS_KS center director Andy Ziegler. A colleague says of him, "Andy sets a trem…
236 followers
A good friend and mentor...35 years! Congratulations!