Task：In some countries there is not enough recycling of waste materials (eg. Paper, glass and cans.) What are the reasons and solutions?
Sample answer：
The last years has witnessed the increase in the awareness of environmental protection. However, there are still a lot of waste materials that have not been recycled. This essay will mainly discuss the reasons of this problem and suggest some solutions.
As mentioned above, the neglect of recycling and the shortage of recycling sites are the main factors leading to the increase of waste materials. To solve this problem, both the government and the public should collaborate.
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