1 / 11

Introduction to water

Introduction to water. What is the hydrological cycle?. It refers to the continuous movement of water from the Earth’s surface to the atmosphere and back again. SKETCHING AND ANNOTATION EXERCISE. http://www.youtube.com/watch?v=0_c0ZzZfC8c. Distribution of water.

Download Presentation

Introduction to water

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript


  1. Introduction to water

  2. What is the hydrological cycle? • It refers to the continuous movement of water from the Earth’s surface to the atmosphere and back again.

  3. SKETCHING AND ANNOTATION EXERCISE http://www.youtube.com/watch?v=0_c0ZzZfC8c

  4. Distribution of water

  5. http://media.economist.com/sites/default/files/cf_images/20080920/CIR935.gifhttp://media.economist.com/sites/default/files/cf_images/20080920/CIR935.gif

  6. What is water scarcity and why IS there water scarcity?

  7. Water “scarcity” SUPPLY • An economic principle • Where supply > demand. :. We have a water shortage/constraint. DEMAND

  8. How can there be water scarcity when 75% of the earth’s surface is made of water?

  9. Only 1 percent of total amount of water on earth is fresh water http://snr-1349.unl.edu/images/waterdist.gif

  10. Think: what are the factors affecting water supply and demand?

More Related