Earth, Wind, Fire & Water in Australia: the City Nature Challenge, WaterWatch Upper Murrumbidgee Catchment & more Join this webinar to learn more about fun ways to engage in citizen science in Australia -- with one project spotlighted for each element! For Water: Learn about WaterWatch Upper Murrumbidgee Catchment, an initiative to help us understand, monitor, care for and sustainably manage our most precious natural asset – water. It is a network of citizen scientists that monitor local waterways – it could be a creek, pond, lake, dam, wetland, lagoon or estuary. For Earth: You'll also hear from other citizen scientists and about other ways to engage in Australian citizen science, including with the City Nature Challenge and BioBlitzes.