Question

How were forest cleared to expand the railway network in India in the early nineteenth century

Answer 1

because to laying the railway lines need large area so they need to cut the large no. of forest the make way for railway lines...and also wood{coal} is use as a fuel to run the steam engine ... so in 19th c the demand of wood increase rapidly so large no. of forest get cut down.
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Answer 2

because to laying the railway lines need large area so they need to cut the large no. of forest the make way for railway lines...and also wood{coal} is use as a fuel to run the steam engine ... so in 19th c the demand of wood increase rapidly so large no. of forest get cut down.

Happy to help u