Joshua Larsen

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Lake Eyre: pretty dry today, but before 50,000 years ago it was an inland sea teeming with life. Matt Malone/Wikimedia Commons

Drying inland seas probably helped kill Australia’s megafauna

Tim Cohen, University of Wollongong; Gerald Nanson, University of Wollongong; John Jansen, University of Potsdam, and Joshua Larsen, The University of Queensland

Huge beasts roamed Australia before suddenly dying out around 50,000 years ago. New research shows that at this time, vast inland lakes dried up, potentially explaining the megafauna’s demise.
Australia won’t be building anything as big as the Gordon Dam any time soon. JJ Harrison/Wikimedia Commons

Dam hard: water storage is a historic headache for Australia

Joshua Larsen, The University of Queensland; Badin Gibbes, The University of Queensland, and John Quiggin, The University of Queensland

The agricultural green paper released last week proposes 27 new water and irrigation projects, which the government claims will be necessary for Australia’s agricultural expansion. The emphasis is firmly…

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