DR Deborah Nias of Murray Darling Wetlands Working Group is about to retire as the organisation's CEO after almost 25 years.

Dr Nias began her role in 2001 during the Millennium Drought and has seen dramatic changes to the catchments during the past two decades.

“Things that have massively changed, of course, is the climate change issues have really started to hit home,” she said.

“The dr...