This NASA visualization shows sea surface salinity observations (September 2011-September 2014). Students review the video and answer questions.
Educational Resources - Search Tool
This mini-lesson features time-series graphs of mean salinity at the surface for the Arctic and Antarctic regions. A series of questions guides students in their analysis.
Test your knowledge of soil moisture and its effect on global populations. Soil moisture is the amount of water contained
The Earth System Satellite Images help students observe and analyze global Earth and environmental data, understand the relationship among different environmental variables, and explore how the data change seasonally and over longer timescales.
Air, Water, Land, & Life: A Global Perspective
This lesson is taken from NASA's Phytopia: Discovery of the Marine Ecosystem written in partnership with Bigelow Laboratory for Ocean Science with funding from the National Science Foundation.