The chart on the left illustrates the recyling proportion of plastic, cans, paper and metal pollution in a town from the year 2000 to 2010.
Overall, all types of wastes were rose during 2000 to 2010. Percentages of all the recyled wates got the highest point in 2010.
It could be seen that, the proportion of recyled parer shows a upward trend during this period, increased from about 12% in 2000 to about 30% in 2010. Meanwhile, the proportion of recyled parer metal experienced a sharply increased throughout these years. It rose from about 12% in 2000 to 40% in 2010, which in the higest one during all items.
It also shows that, the proportion of recyled plastic rose moderately during 2000 and 2005 despite peaking at its higest point at about 25% in 2000. In the same time, the proportion of recyled cans rose from about 12% in 2000 to about 35% in 2010 despite dipping at about 11% in 2005.
