Global demand: water

• What is the main concern regarding water availability worldwide?

  It is becoming increasingly scarce.
• Why does water availability vary from place to place?

  Due to geographical and climatic differences.
• What does water insecurity mean?

  Not having enough clean water.
• What does water security entail?

  Having a reliable and sustainable water source.
• What is a water surplus?

  Having more water than needed.
• What is a water deficit?

  Not having enough water to meet needs.
• How does water demand affect water security?

  High demand can lead to water stress.
• What factors contribute to water insecurity?

  Population growth and climate change.
• Which regions typically have high water security?

  Areas with high rainfall and low population.
• What is the relationship between water quality and water security?

  Poor quality can lead to health issues.
• How do global patterns of water security vary?

  They differ based on rainfall and population density.
• What characterizes areas with low water security?

  Low rainfall and high population density.
• What percentage of water use is considered high?

  More than 40%.
• What percentage of water use is considered low?

  Less than 20%.
• How does water demand during certain periods affect water supply?

  It can exceed supply, causing stress.
• What happens when water quality is insufficient for use?

  It leads to water stress and insecurity.
• What is a key factor in determining water security in a region?

  The amount of available clean water.
• How does climate change impact water security?

  It alters rainfall patterns and availability.
• What is the significance of understanding global water patterns?

  It helps address water security challenges.
• What areas are considered to have water insecurity?

  • Areas with low rainfall
  • Areas with high population density
• What percentage of available water supply is considered high use?

  More than 40%
• What percentage of available water supply is considered medium use?

  20-40%
• What percentage of available water supply is considered low use?

  Less than 20%
• Why is water demand rising globally?

  Due to increasing population and wealth
• What are the two main reasons for rising global water demand?

  Increasing population and more food needs
• What percentage of the world's freshwater resources is used for irrigation?

  70%
• What are the impacts of economic development on water demand?

  • Increased industrialization leads to more goods
  • Higher living standards increase water use
• What is a significant use of water in energy production?

  Cooling thermal power plants
• How does rising living standards affect water use?

  It increases water use for sanitation and hygiene
• What are the consequences of rising water use due to increased wealth?

  • More people can afford sanitation facilities
  • Increased demand for water-intensive products
• What is the relationship between wealth and water use?

  Wealthier people use more water
• What does the term "flushing toilets" refer to in the context of water use?

  It refers to the water used for sanitation
• What are the definitions of terms related to water use and demand?

  • Water insecurity: Lack of reliable access to water
  • Water demand: The need for water for various uses
• How does the increase in population affect water demand?

  More people require more water for various needs
• Why is it important to understand global water security?

  It helps address issues of scarcity and demand
• How can understanding water security improve resource management?

  • Helps in planning for sustainable water use
  • Aids in addressing future water scarcity issues