Land. Water. Fire. Ice. These elements are basic ingredients that make up planet Earth. Take a moment to admire the magnificent spectacle of our stunning home planet from the perspective of space.

The past decade has been the hottest ever recorded since global temperature records began 150 years ago. This video discusses the impacts of the sun's energy, Earth's reflectance and greenhouse gasses on global warming.

Salinity plays a major role in global ocean circulation and changes in salinity may impact regional and global climates. NASA's Aquarius mission is painting a global picture of our planet's salty waters.

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