Half the country's rock paintings – some dating back 30,000 years – could disappear within 50 years, experts warn. Oliver Milman meets the Indigenous rangers and researchers working to protect delicate sandstone from the triple threat of mining, graffiti and feral animals.
It's a race to protect Australia's most ancient treasures. For the traditional owners of land near the remote town of Laura, a four-hour drive north-west of Cairns, Far North Queensland, the job is essential – and urgent. [node:read-more:link]