Features
- World of Change: Yellow River Delta
Once free to wander up and down the coast of the North China Plain, the Yellow River Delta has been shaped by levees, canals, and jetties in recent decades.
- Water Watchers
In Idaho, NASA’s Landsat satellites are helping officials manage water resources and settle conflicts.
- World of Change: Drought Cycles in Australia
Drought has taken a severe toll on croplands in Southeast Australia during many years this decade.
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News
Special Collections
- World of Change
Satellite images showing how our world—forests, oceans, cities, even the Sun—has changed in recent decades.
- Blue Marble
Composite satellite images of the entire Earth.
- Experiments
Hands-on educational activities.
- Visible Earth
A catalog of NASA images and animations of our home planet.
- NASA Earth Observations
View, download, and analyze imagery of Earth science data.
- NASA Global Climate Change
NASA’s Eyes on the Earth.
- Earth Science Picture of the Day
Photos of Earth processes and phenomena.
- Glossary
- Overpass Predictor