9.2.6. Limitations of ALS

Try these first

1. 1.

   What does ALS stand for?

   Hint

   Look for the acronym commonly used in spatial data acquisition.

2. 2.

   Name one environmental condition that can affect ALS data collection.

   Hint

   Think of things in nature that could block or absorb signals.

3. 3.

   What is one limitation of Airborne Laser Scanning?

   • High operational cost
   • Low data accuracy
   • Inadequate coverage

   Hint

   Think about what financial investments are linked to ALS equipment.

4. 4.

   True or False: Weather conditions do not significantly affect ALS operations.

   • True
   • False

   Hint

   Consider what happens during storms or low visibility.

5. 5.

   Evaluate a situation where using ALS could be disadvantageous. Consider budget constraints and environmental factors.

   Hint

   Think about project scope, budget, and reliable data acquisition methods.

6. 6.

   Propose strategies to overcome the limitations of ALS in an urban project where occlusions are a concern.

   Hint

   Reflect on how to maximize data acquisition despite environmental challenges.