Salt Water and Freshwater Distribution on Earth
This resource has been reviewed by SubjectToClimate's climate scientists and verified for scientific accuracy and up-to-date information. Learn about our review process →
Provided by: PBS|Published on: November 16, 2023
Data, Graphs, and Maps
Scientist Reviewed
345
This resource has been reviewed by SubjectToClimate's climate scientists and verified for scientific accuracy and up-to-date information. Learn about our review process →
Synopsis
- These illustrations show how much of the Earth's water is freshwater, how much of that freshwater is from lakes and rivers, and all the different types of freshwater on Earth.
- Students learn that most water on Earth is saltwater, only a sliver of the Earth's freshwater is from lakes and rivers, and freshwater comes in various forms such as groundwater, glaciers, and water vapor.

Subjects: Earth and Space Sciences
Authors: PBS
Region: Global
Languages: English
Teaching Materials
Positives
- The illustrations are easy to understand and visually engaging.
- The illustrations can be downloaded as a PNG file.
Additional Prerequisites
- In order to download the illustrations, you need to sign up for a free PBS LearningMedia account.
- It may be helpful if students already know the difference between saltwater and freshwater.
Differentiation
- Teachers can use these illustrations as a conceptual introduction to ice caps, glaciers, the importance of these freshwater sources, and what's happening to these sources in recent years.
- These illustrations can supplement a classroom activity where students investigate different types of marine life.
- These illustrations can enhance a classroom discussion about the scarcity of freshwater and the importance of having clean water in our communities.
- These illustrations can augment a lesson on man-made lakes and other ways that humans try to control water sources.
- Consider using the illustrations to introduce the lesson Importance of Conserving Water.
This resource is from the CLEAN collection. “The CLEAN collection is hand-picked and rigorously reviewed for scientific accuracy and classroom effectiveness.”
Teaching Tips
Standards
Resource Type and Format
Scientist Reviewed
This resource has been reviewed by SubjectToClimate's climate scientists and verified for scientific accuracy and up-to-date information. Our review process ensures that every resource in our library reflects the current state of climate science.
Learn about our review process →
