Question
Write a note on pollution of Calcutta.
Solution
Calcutta had a long history of air pollution.
(i)Its inhabitants inhaled grey smoke, particularly in the winter. Since the city was built on marshy land, the resulting fog combined with smoke to generate thick black smog.
(ii)High levels of pollution were a consequence of the huge population that depended on dung and wood as fuel in their daily life.
(iii)But the main polluters were the industries and establishments that used steam engines run on coal.
(i)Its inhabitants inhaled grey smoke, particularly in the winter. Since the city was built on marshy land, the resulting fog combined with smoke to generate thick black smog.
(ii)High levels of pollution were a consequence of the huge population that depended on dung and wood as fuel in their daily life.
(iii)But the main polluters were the industries and establishments that used steam engines run on coal.
