Interested in healthy rivers in New Zealand? Come hear Dr Russell Death speak on Tuesday 7:30 in the Davis Theatre. Russell (yes, has heard all your jokes about his name) is one of New Zealand's foremost experts in water pollution and how to assess whether a waterway is healthy or not. If you want to get the real story what's happening to our rivers and what we can do about it, come along and bring your questions. This event is run by the Whanganui Science Forum, and you'll get a $1 discount on the $5 admission just by joining their mailing list.