Off Learning modules Water in Australia Defining Moments Lessons 1.1 Introduction 1.2 Turning water into food — Murray River irrigation 1.3 Holding back a river — Hume Dam 1.4 Water into power — Snowy Mountains Hydro-Electric Scheme 1.5 Watering Australia’s food bowl — Murray–Darling Basin 1.6 Protecting an Australian icon — Great Barrier Reef