Most Australians will think about electricity on two occasions - when the bill comes in the mail, and when the lights go out.
But as politicians talk about net-zero, the question comes up - where do Australians get their power from?
It usually comes down to what's the easiest and cheapest way a state can generate power.
So how do states compare when it comes to renewable energy?
NSW
There are certain times of day where the bulk of NSW electricity comes from rooftop solar.
But overall, coal remains king.
Sixty-nine per cent of NSW power in the past 12 months has come from black coal, mostly mined in the state itself.
Solar and wind both contribute 12 per cent of power.
Hydro contributes four per cent, and gas three.
But the state is perhaps the best placed when it comes to more gr