vehicle emissions
Dry cough frequent, persistent problem
Dry cough is caused by viral infection or allergies.It does not produce any mucus but is seen to affect sleep patterns and cause irritation.
Sweden opens fraud investigation against Volkswagen
The investigation will examine imported diesel models in Sweden between 2009 and 2015.
India to ban old trucks as cities choke on dirty air
The government is trying to curb soaring urban air pollution.
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