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Why is water a limited resource? Because water never leaves Earth's system, and new water cannot be introduced. This is the focus of a video that describes how the biosphere (living things) fits into the water cycle.
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NGSS:
Designed
Additional Tags
Instructional Ideas
- Use this episode to introduce water conservation
Classroom Considerations
- The 10th in a series of 22 videos that discuss Earth's spheres and natural resources
- Concepts from the previous videos are reviewed at the beginning of the episode
- An investigation explores the water cycle over time, and demonstrates how dinosaur urine was incorporated into the water cycle and turned into water through evaporation
- This video is hosted on YouTube
Pros
- Designed for Next Generation Science Standards
Cons
- None