There was a smear campaign in 2016 regarding a state-wide blackout, caused by severe weather affecting the distribution & transmission infrastructure. [see #1] The incumbant political party used this as an opportunity to blame the renewable generators (and state government, from the "opposite side" of politics). [see #2]
The same severe weather event would have affected any power generator.
[1] https://www.aer.gov.au/wholesale-markets/compliance-reportin... [2] https://en.wikipedia.org/wiki/2016_South_Australian_blackout...
No amount of economic wealth is going to help once the environment has been damaged beyond repair.
Every side of politics has acted like complete cowards on this issue, with the Liberals the worst offenders - they pay it lip service every election then do nothing while handing out cash to the coal miners.