Grade Level: 6-8,
9-12
Air, Water, Land, & Life: A Global Perspective
Air, Water, Land, & Life: A Global Perspective
Students learn how to estimate the "energy efficiency" of photosynthesis, or the amount of energy that plants absorb for any given location on Earth. This is the ratio of the amount of energy stored to the amount of light energy absorbed and is used to evaluate and model photosynthesis efficiency.
This NASA visualization shows sea surface salinity observations (September 2011-September 2014). Students review the video and answer questions.