The given bar graph illustrates the water levels in reservoirs of six major cities in Australia in October 2009 and October 2010.
Overall, there were variations in the water levels of the reservoirs across the six cities between the two years, with some cities experiencing an increase while others witnessed a decrease in water levels.
Notably, Darwin’s water level in reservoirs decreased by 17% from approximately 22% in October 2009 to 15% in October 2010. Conversely, Sydney saw a slight rise in water levels from 45% to 55% during the same period. In Melbourne, the water level surged to 38% in 2010, a substantial increase from 25% in 2009.
Furthermore, Canberra experienced a remarkable surge in reservoir water level, reaching 98% in October 2010, compared to 75% in 2009. On the other hand, Perth’s water level showed a significant increase from 40% to just over 60%. Meanwhile, Brisbane maintained a constant water level of 55% from 2009 to 2010.
