The Texas Master Naturalist Hill Country Chapter will host a public presentation June 22 exploring the effects of drought and flooding on the Texas Hill Country and the challenges those conditions pose for local ecosystems.

The program, titled "Too Little, Too Much: The Hill Country Water Challenge," will be presented by Clint Carter, watershed ecologist for the Bandera County River Authority and Groundwater District.

The meeting will begin at 7 p.m. Monday, June 22, at St. Barnabas Episcopal Church, 601 W. Creek St. in Fredericksburg.