The line graph contrasts water levels of 6 different cities in Australia throughout October 2009 and October 2010.
Overall, it’s clearly seen that Canberra had the highest percentage of water with a tiny distinction between the two time periods. Followed by Sydney and then the others. Bisbane had the same water levels in both of the years. While only darwin saw a decrease from 2009 to 2010.
Water levels in brisbane was just short of 80% in 2009, Which saw a tiny increase in 2010 to about 97%. The disparity of water height was even less for Sydney among the 2 years. With a little below 80% in 2009 and just above 80% in 2010. Furthermore, the contrast is missing for Brisbane with water levels recording below 60% in both years.
On the contrary, the distinction is significant for perth with water levels recorded to be 40% in 2009, which skyrocketed to almost 80% in 2010. Water levels were recorded to be more than 40% in 2009 for Darwin, which plummeted to around 20% in 2010. Melbourne had the lowest water levels recorded with around 20% in 2009 and a noticable increase to 40% in 2010.