This NASA visualization shows sea surface salinity observations (September 2011-September 2014). Students review the video and answer questions.

This learning activity uses data acquired by the TOPEX/Poseidon altimeter, a joint project of NASA and the French Space Agency, to investigate the relationship between the topography of a sea-floor feature and the topography of the overlying sea surface.

GLOBE protocols and learning activities that complement exploration of the Flow of Energy and Matter are outlined.

What is sea-level rise and how does it affect us? This "Teachable Moment" looks at the science behind sea-level rise and offers lessons and tools for teaching students about this important climate topic.