Explore using units for calculations with Normalized Difference Vegetation Index (NDVI). NDVI is a ratio of different light wavelength reflectance which can be used to map the density of green vegetation.
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Grade Level: 6-8,
9-12
Grade Level: 6-8,
9-12
Learn about volcanic ash and watch a visualization of the Calbuco volcano to see how ash travels around the world.
Grade Level: 6-8,
9-12
Students will describe the changes in a newly-formed volcanic island over the first three years of its life.
Grade Level: 6-8,
9-12
Students examine satellite images of an island before and after a volcanic eruption to determine the impact of the eruption.
Grade Level: 6-8,
9-12
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.