2.4.2.2. Surface Water

Try these first

1. 1.

   What percentage of Earth's water is freshwater?

   Hint

   Think about the ratio of freshwater to saltwater.

2. 2.

   Name two uses of surface water.

   Hint

   Consider what we need water for daily.

3. 3.

   What is surface water?

   Hint

   Think about where you see water outside.

4. 4.

   Surface water makes up what percentage of total freshwater on Earth?

   • <1%
   • 3%
   • 10%

   Hint

   What fraction is typically discussed in environmental contexts?

5. 5.

   Analyze the potential long-term impacts on local ecosystems if a major river is over-exploited for agriculture without sufficient regulation.

   Hint

   Think about the interdependence of species and resources.

6. 6.

   Propose a plan for sustainable surface water management in a drought-prone area. Include specific strategies for conservation and conflict resolution.

   Hint

   Consider how different stakeholders can work together.