A cartoon illustrating the “blue water” and “green water” methodologies of categorising water resources. Water resource management needs to consider a holistic approach to manage the different types of flows that exist in the environment.

Stuart McMillen works in behaviour change and is the Brisbane event organiser of the international Green Drinks networking movement. Stuart has an interest in environmental sustainability and draws cartoons which are published on his website at www.recombinantrecords.net.