Students identify patterns and describe the relationship between chlorophyll concentration and incoming shortwave radiation. 

This activity is one of a series in the collection, The Potential Consequences of Climate Variability and Change activities. 

This activity introduces students to aspects of the atmosphere, biosphere, hydrosphere, and litho/geosphere and how they are interrelated. It is designed to promote an interest in authentic investigations of Earth using images acquired by astronauts as the hook.