Mar 04, 2007 (The Age - ABIX via COMTEX) -- Australia needs to encourage the use of solar power. Mark Twidell, of BP Solar, says the greatest benefit of solar power is that it can meet peak load demand, which is growing at a greater rate than base demand. Only about 25,000 Australian households have solar panels. Twidell says growth is being hindered by the low tariff paid for power fed into the electricity grid. He says Germany has much greater ...