The given charts illustrate the proportion of water consumption across various sectors in Sydney, Australia, in the years 1997 and 2007.
Overall, the amount of water used by the service industry, households, and the food sector increased over the decade, while the manufacturing and building industries experienced a decline. Notably, the food industry remained the most significant consumer of water, whereas the building sector consistently accounted for the smallest share in both years.
Looking at the details, in 1997, the food industry consumed just under half of the total water supply, establishing itself as the leading sector. Meanwhile, the service industry, manufacturing, and households had relatively similar shares, at 13%, 15%, and 19%, respectively. The building industry, by contrast, accounted for the lowest proportion of water usage.
A decade later, in 2007, the food sector’s share declined slightly to 41%, yet it remained the dominant user. The service industry saw a significant increase, rising to 25%, while household consumption also grew moderately to 21%. In contrast, the manufacturing sector’s water usage dropped to just 5%, indicating a sharp decline. The building industry, continuing to represent the smallest portion, comprised only 2% of total water consumption.