some people claim that not enough of the waster from homes is recycled. They say that the only way to increase recycling is for governments to make it a legal requisment. To what extent do you think laws are needed to make people recycle more of their waste?
The pie chart below show the percentages of waster used in different sectors in Sydney,Australia in 1997 and 2007.
In many countries, people do not recycle waster materials, such as bottles and newspapers. What are the reasons for this? What could be done to solve this problem?