Garbage
People do not just pollute earth’s air and water. They also litter the land with garbage – unwanted materials such as paper, plastic, metals, wood and food scraps. In developed countries each person produces several pounds of garbage per day.
In the United States paper and cardboard products make up about 40 percent of the ...
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- Published: 2013-06-03T11:29:25-07:00
- Author: Victor Schmidt
