Tough water restrictions may be needed

The CSIRO says Western Australia has been far more pro-active than the rest of the country in finding new sources of water in the drying climate.

The Water Corporation has warned water supplies are running low and Perth needs 76 billion litres of water this year to meet demand.

It has also warned that tough restrictions may be needed.

The CSIRO's Don McFarlane has told the ABC the Water Corporation recognised WA's drying climate more than a decade ago and moved to find alternative sources.

"WA responded by putting in lots of extra water sources when everybody else was building nothing, so we would have been in a much worse situation if we'd done very little, like a lot of the other states had done," he said.
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