Interesting Australia must get more average sunlight than much of us in the North What is the average life of your solor panels? How much of them are recyclable and how is the remainder disposed of? Do you also use wind turbines? Back in the 50's we had a neighbor who did palce a couple of pannels on their roof as an experiment. I remember they were big followers of a magazine Mother something or other I can't remeber the whole name which was very ecology friendly, lots of studies My parents and neignbors were interets to see how efficcnet it was vs the cost.