Watch NASA videos about aerosols and volcanic ash.

Students review a video that models the global impact of smoke from fires to develop an understanding of how models can be used to interpret and forecast phenomena in the Earth System. 

Students will describe the changes in a newly-formed volcanic island over the first three years of its life.  

Students review a video showing a global view of the top-of-atmosphere shortwave radiation from January 26 and 27, 2012 and answer the questions that follow.

Students examine satellite images of an island before and after a volcanic eruption to determine the impact of the eruption.