How Australia Dried Out
Sediments of the ancient Lake Bungunnia near Rufus River in western NSW. The white horizon is the dust layer marking the start of arid climatic regimes. Photo: Richard Stanaway
By Sandra McLaren & Malcolm Wallace
Lake Bungunnia, a megalake that existed 1–2 million years ago in today’s Murray–Darling Basin, reveals the story and timing of the onset of arid climatic conditions in south-eastern Australia.
Dr Sandra McLaren and Dr Malcolm Wallace are from the School of Earth Sciences at the University of Melbourne. This article is based on their research published recently in the journal Global and Planetary Change.
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