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
