7.9. Use of Remote Sensing in Thematic Mapping

Try these first

1. 1.

   What is remote sensing?

   Hint

   Think about how we can see Earth's surface from space.

2. 2.

   What does NDVI stand for?

   Hint

   It relates to vegetation health.

3. 3.

   What does NDVI measure?

   • Vegetation health
   • Soil moisture
   • Urban heat

   Hint

   Think about what property of plants NDVI utilizes.

4. 4.

   True or False: Unsupervised classification requires prior knowledge of land types.

   • True
   • False

   Hint

   Reflect on the definition of the method.

5. 5.

   Consider a city planning department using remote sensing for urban planning. What steps should they take to utilize NDVI in their planning efforts?

   Hint

   Think about urban challenges and how vegetation can address them.

6. 6.

   How might inaccuracies in satellite data affect thematic mapping outcomes? Discuss potential consequences.

   Hint

   Consider how important accurate data is in decision-making.