A reminder that the Groundwater Protection and Restoration Group (GPRG) at Sheffield is celebrating its 10th birthday with a 1-day open symposium. This takes place on 18th June and all are welcome. Places are going fast, 70 are registered and we can only take 120. Details of the programme are at www.shef.ac.uk/gprg. Admission is by ticket only, available from Jenny Chambers, [log in to unmask] -- David Lerner GPRG's 10th birthday event on 18th June 2008. Catchment Science Centre http://www.shef.ac.uk/csc/ Groundwater Protection and Restoration Group http://www.shef.ac.uk/gprg URSULA: http://www.ursula.ac.uk/ Hyporheic Network: http://www.hyporheic.net/