Explore a stunning gallery of before-and-after images of Earth from land and space that reveal our home planet in a state of flux.

Keep track of Earth's vital signs, see the planet in a state of flux and slow the pace of global warming with NASA's free mobile apps.

Travel through Earth's recent climate history and see how increasing carbon dioxide, global temperature and sea ice have changed over time.

Track Earth's vital signs from space and fly along with NASA's Earth-observing satellites in an interactive 3D visualization.

Earth's ice cover is shrinking. See how climate change has affected glaciers, sea ice, and continental ice sheets.