Butler helped create the Barton Springs-Edwards Aquifer groundwater management district, and the plan for the Balcones Canyonlands Preserve.
Kent | University of Kent | Kent Nagano | Butler | Kent County Cricket Club | Clark Kent | Kent State University | Rochester, Kent | Gerard Butler | Judith Butler | Gravesend, Kent | West Chester Township, Butler County, Ohio | Tom Kent | Sandwich, Kent | Samuel Butler | Butler Derrick | Ashford, Kent | Chatham, Kent | Butler County | James Butler, 1st Duke of Ormonde | Nick Kent | Kent State shootings | Kent Island | John Butler Trio | Fort Kent, Maine | Duke of Kent | Prince George, Duke of Kent | Prince Edward, Duke of Kent and Strathearn | Jonathan Butler | Duchess of Kent |