Question

why does water scarcity occur

Answer 1

--Over utilisation
--Less efficient management techniques
--Over population
--Due to water pollution
--Less investment in infrastructure

Answer 2

1. Water scarcity is an outcome of a growing population. This large population does not only requires more water but also require more food. To produce more food the water resources are over exploited.
Industries also require the energy to run their machines this energy comes from hydroelectricity
Urban lifestyle is also a cause of water scarcity