The document discusses several issues related to the global water crisis including:
1. Increasing demand for water due to population growth, increased food production, and other human needs is exceeding the available fresh water supply.
2. Unsustainable water use practices like over-exploitation of aquifers and rivers along with water pollution are degrading water resources and ecosystems.
3. Climate change effects like melting ice and snow, rising temperatures, and changing rainfall patterns are further exacerbating water scarcity in many regions.
4. International cooperation is needed to address the water crisis through sustainable water management, new infrastructure, water conservation efforts, and climate change mitigation.