NASA Earth Observations (NEO) strives to make global satellite imagery as accessible as possible. Here you can browse and download imagery of satellite data from NASA's constellation of Earth Observing System satellites.

Students observe seasonal images of Monthly Leaf Area, looking for any changes that are occurring throughout the year.

Examine the images to see the projected differences in land use between 1900 and 2100. 

Phytoplankton distribution background information.

 Air, Water, Land, & Life: A Global Perspective

Explore the energy and matter cycles found within the Earth System.