InterviewSolution
Saved Bookmarks
| 1. |
State any three causes of air pollution in Calcutta in the 19th century. |
|
Answer» (i) Pollution was due to large number of people being dependent on dung and wood as fuel. (ii) Industries and other establishment used steam engines that run on coal and caused air pollution. (iii) Due to marshy land, the resulting fog combined with smoke to generate thick smog. (iv) Calcutta had a history of air pollution. Its inhabitants inhaled grey smoke. |
|