The provided pie charts illustrate the breakdown of energy use and the resulting greenhouse gas emissions in an average Australian household.
Overall, heating and water heating constitute the majority of energy consumption, together accounting for over 70% of the total energy use. In terms of greenhouse gas emissions, water heating and other appliances make up the most significant proportions, while heating has a comparatively smaller percentage compared to its share in energy consumption.
In the energy use chart, heating is the largest consumer at 42%, followed by water heating at 30%. Other appliances contributed 15% of the energy consumption, while refrigeration, lighting, and cooling accounted for 7%, 4%, and 2% respectively.
The greenhouse gas emissions chart indicates that water heating had the largest share at 32%, followed closely by other appliances at 28%. Heating and refrigeration had similar proportions in total greenhouse gas emissions, accounting for 15% and 14% respectively. Meanwhile, lighting and cooling had less impact on the emissions, constituting 8% and 3% respectively.