Answer :

Answer:

causes and consequences may vary

Explanation:

causes :

droughts :

scarcity of water due to overuse

too much water consumption in irrigation and overuse again .

ground water resource depletion

no rainwater harvesting

desertification:

improper disposal of residual wastes

lack of greenery due to improper irrigation to vegetation

consequences:

drought: livelihoods affected

deaths due to improper water available

animals and ecosystems affected

food scarcity

desertification: humans and animals both face severe consequences

overall both go hand in hand and and are the causes of each other

and both lead to subsistence crisis in an economy