Indonesian school children are sick due to air pollution and have to wear masks
Schlüsselwörter
air,
air pollution,
atmosphere,
carbon dioxide,
city,
cloudy,
contamination,
damage,
danger,
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environment,
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global warming,
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problem,
protect,
sick,
smog,
smoke,
steam,
toxic,
unhealthy,
urban,
warming,
weather
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