1.3. Hydrologic Cycle in Global and Local Context

Try these first

1. 1.

   What percentage of Earth's water is found in oceans?

   Hint

   Think about the largest body of water on Earth.

2. 2.

   What is the available percentage of fresh water on Earth?

   Hint

   Consider how many parts of water are not salty.

3. 3.

   What is the majority of Earth's water found as?

   • Freshwater
   • Glaciers
   • Oceans

   Hint

   Which water source is the largest on Earth?

4. 4.

   Is it true that freshwater accounts for approximately 1% of Earth's total water?

   • True
   • False

   Hint

   What fractions can you recall about water distribution?

5. 5.

   Evaluate how changes in land use from forest to urban areas affect groundwater recharge rates and overall water availability.

   Hint

   Consider how trees absorb water versus how buildings manage it.

6. 6.

   Formulate a strategy to address the water scarcity challenge in an area experiencing urban growth.

   Hint

   Think about enhancing green spaces to aid water infiltration.