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Packaging and waste
Paper,
interesting facts
Beverage cartons
making corrugated cardboard
new and recycled fibers
recycling telephone directories
what is paper?
Plastic,
biodegradable plastics
interesting facts
recycling tips
what is plastic?
Pollution,
and the weather
smog and haze
traveling to create less pollution
types of pollutants
what is air pollution?
Population,
distribution
growth
in the United States
population, resources and waste
why is it important?
world population facts and figures
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