Uddrag fra opgaven
Recycling summary Chapter: 1-7 Today many people think that pollution is one of the biggest problems in our world. Pollution means that you make something dangerous or dirty for other humans or animals. Waste – is the most important reason for pollution. Waste is stuff we no longer need; it could be things like yesterday’s newspapers, old cars, and smoke from factories’ chimneys. There are over 5 billion people in the world who all need food, clothes and transportation. Cars, ships, trains and airplanes produce waste too. Waste can be very dangerous if it contains poison. Sometimes chemical factories leak
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