One of Australia’s major freshwater ecosystems, the Barwon-Darling, is at “a major tipping point” due to climate change and over-extraction of irrigation water, a leading scientist has warned.
Martin Thoms, a freshwater ecologist at the University of New England in regional New South Wales has analysed the health of aquatic foodwebs throughout the 650,000 square kilometre Barwon-Darling catchment.
The study is published in the International Journal of Water Resources Research.
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