The graph below shows the amounts of waste produced by three companies over a period of 15 years
The line graph compares the volume of waste output during the period from 2000 to 2015 by three companies
Overall, company A and B were a similar status that cutting their production waste in these years, By contrast, companny C increase its production waste in the same period.
In 2000, production of waste by company A was highest around 12 tonnes, compared to company B production of waste was about 8 tonnes and company C production of waste was less than 5 tonnes. Over the following 5 years, the waste output of company C and B increased to 6 and 11 tonnes correspondingly while company A cut its production waste to 11 tonnes.
From 2005 to 2015, company C continued to increase its volume of waste, peak of around 10 tonnes. It can be seen the amount of waste produced by company A and B were a decrease in the rest of time, by 2015 both companies decreased to 8 and 3 tonnes respectively.