There's no conclusive evidence, but a river reputed by some to be the oldest in the world dates back 340 million years.

Picture: Tim Marsden / News Limited "Unfortunately, a sale of Rivers was not able to be achieved...this means the Receivers have made the difficult decision to wind down this iconic Australian ...

Polluted runoff is still smothering the Great Barrier Reef, our first national assessment of water quality trends in Australian rivers has revealed. The problem on the reef is getting worse ...

Australia hosts thousands of introduced and ... "They can also cause significant changes to the river and lake environments that make those environments less suitable for native species and ...