The document discusses Adelaide's future energy demands and existing plans to meet those demands through renewable energy and energy efficiency. It provides the following key points: - Adelaide's energy demand is projected to increase from 3505 MW currently to over 5000 MW by 2050. - Existing plans include meeting Australia's Kyoto target by 2012, cutting emissions 60% by 2050, and increasing renewable energy to 20% of consumption within 10 years. - Proposed policies focus on reducing transportation and building energy use, developing renewable energy, and increasing energy infrastructure efficiency. - Transitioning away from fossil fuels is suggested by closing 15% of existing plants by 2020, 45% by 2050, and 100% by 20