What factors contribute to the water crisis?

tell me in 4 short sentences

1. Climate change is causing more frequent droughts and unpredictable rain patterns, leading to water scarcity in many regions.

2. Pollution from industries, agriculture, and urban areas is contaminating water sources, making them unsafe for consumption.
3. Population growth and urbanization are increasing the demand for water, putting strain on limited resources.
4. Poor water management practices, such as over-extraction of groundwater and inefficient irrigation techniques, are depleting water sources faster than they can be replenished.