51�Թ�

"For a long time, most ecologists didn't treat urban areas as 'natural' environments, because humans lived in them. ... If we don't believe humans are part of the natural world, we're in trouble."

“The western half — known as the Green Alps — sees up to twice as much precipitation as the eastern half and are composed of much gentler mountains,” wrote ecologist Michael Kauffmann.

"However, if we are to increase supply alongside these new requirements it is vital to address emerging barriers to implementation, such as the insufficient resourcing of local authorities, shortage of ecologists, and inadequate national guidance."

Kangaroo ecologist Graeme Coulson, from the University of Melbourne, revealed to ABC that his neighbour had lost two dogs that way.

An "extinction crisis" is happening in Britain's temperate rainforests where some of the world's rarest mosses, lichens and liverworts are vanishing, ecologists have warned.