806K views · 6.9K reactions | Breathe in. Breathe out. Repeat. The solstice is a powerful annual reminder of just how much our world is driven by sunlight. This animation shows the measure of the "greenness" of Earth's landscapes for a 19-year period from 2000 to 2019. The data for this visualization comes from the Moderate Resolution Imaging Spectroradiometer (MODIS) onboard NASA's Terra satellite—launched nearly 25 years ago! | NASA History | Facebook