Otago University researchers lauded for world leading freshwater studySupplied PhD student Sam Macaulay describes how the ExStream system operates. Otago University students and staff have set up a world leading system for testing freshwater in a "real" rather than laboratory situation. SUPPLIED The ExStream system set up at the Kauru River in Otago. Water from the Kauru River is piped to dozens of mesocosms, which are ring-type cake tins with a central overflow hole. Research that started with students on the Kauru River is now being used in Asia and Europe.

Source: Stuff December 05, 2017 00:22 UTC