Scientists tally 70,000-plus tree species in the world
An Australian scientist has been part of a long and determined global effort to put a number on how many tree species the planet has.
conservation
Sharks face adapt, move or die scenario
Scientists say climate change is heating the shallow coastal nurseries baby sharks depend on for survival and evolution might be too slow to save them.
Christmas Island in grip of epic baby boom
Christmas Island is in the grip of another baby boom, with millions of tiny red crabs scurrying ashore, boosting an already thriving population.
Butt-breathing turtle hit by Qld flood
Two endangered turtles, including one that can breathe through its backside, have almost certainly lost nests and food sources after major floods in Queensland.
Aussie birds disappearing due to warming
Lowland bird populations in the Australian Wet Tropics World Heritage Area are moving uphill as temperatures rise, displacing other species, researchers say.
Designer 3D-prints spare parts for the sea
In a brick warehouse in suburban Melbourne, Alex Goad uses banks of 3D printers to make spare parts for degraded marine habitats that need a helping hand.
Qld government slammed over deforestation
Conservation groups have taken aim at the Queensland government after almost 690,000 hectares of land was cleared in the state in 2018-19.
Detection dogs train as wildlife warriors
Conservation dogs are being used to help to sniff out the droppings of endangered native animals as well as their foes to help with preservation efforts.
Robo-fish is invasive species’ worst nightmare
Researchers hope a robotic fish can help rid Australian waterways of a destructive invasive species by mimicking its natural predator.