1. The Earth is called the blue planet because we have so much water. What makes the water molecule so special?
2. Compare and contrast the two most widely used methods of desalination, distillation, and membrane processes. Which do you think is more efficient? Why?
3. What are four natural processes of decreasing seawater salinity and two natural processes of increasing seawater salinity? Describe the process.
4. What's an estuary? Do you have an estuary near you
5. Who owns the ocean?