(i) Due to a natural calamity, total production of foodgrains decreases.
(ii) It creates a shortage of food in the affected area.
(iii) Due to shortage of food, the prices go up.
(iv) At higher prices, some people cannot afford to buy food.
(v) If such a calamity occurs in a widespread area, it may cause a situation of starvation.
(vi) A massive situation of starvation might turn into a famine.