Warren County Conservation Board Director Jim Priebe has announced his retirement. Priebe said in a statement he has been a part of the Warren County Conservation Board staff since July 1990 and a part of Iowa’s County Conservation system since January 1985. Priebe also said he would like to thank the Warren County Conservation Board, other Warren County employees, the Iowa Natural Heritage Foundation, many private organizations, and Warren County Conservation staff among many others. Tomorrow will be his last day before retirement.