Question

what are the uncertainties of monsoons

Answer 1

The uncertainties of monsoon refers to its variation. For example:
1. The alteration of day and wet spells vary in intensity , frequency and duration.
2. It causes flood to some regions , it may be responsible to the drought in other regions.
3. It is often irregular in its arrival and its retreat.

Answer 2

1)pollution
)cutting of trees
3) unbalanced Nature