The line graph illustrates the percentage of four different materials that went through recycling from 1982 to 2010 in a specific nation.Overall, the percentage of plastics were recycled was increased slightly. There has been a dramatic rise in the rate of recycling aluminium cans. in terms of glass containers, it can be seen from the figure that was a fluctuation at the beginning of period and then increased significantly. The proportion of recycling, paper and cardboard was the highest number of any category in any year.
The recycling of plastic started in the half of 1990 at nearly 5%, and then increased slightly over the next three years. Aluminium cans begin to recycle in 1986, as a percentage of nearly 3% before experiencing its largest increase in 2010.
As for glass containers, there was a fluctuation at the beginning of the period It can be seen from the figure the percentage of glass containers was 50% in 1982, and then fall steadily reaching to 40% in 1990. And then it steadily increased to 60%. The percentage of paper cardboard that we recycle it was approximately 65% in 1982 and then increased to 70% in 1986 again it went down in 1994, at approximately 65%. in 1994, the percentage of paper and cardboard reach to its peak of 80%. at the end of the period the percentage of recycling, paper and cardboard was fall significantly at 70% in 2010