6.8K views · 22 reactions | Each winter by switching our sprinklers off and letting the rain take care of our gardens, we collectively save a whopping 5 billion litres of water; enough to fill 2,000 Olympic sized swimming pools.   Changes in our climate mean it’s more important than ever to save water for when it’s needed most to secure Perth’s future water supply. Learn more >> https://bit.ly/37rNm5m | Water Corporation | Facebook