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Quiz: Ocean salinity

Test your knowledge of ocean salinity and its relationship to climate change.

Test your knowledge of ocean salinity and its relationship to climate change.

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NASA Climate Change website

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Video: Images created from GRACE data showing changes in Antarctic ice mass since 2002.
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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.
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Every summer, phytoplankton spread across the North Atlantic, with blooms spanning hundreds and sometimes thousands of miles. Blooms off Scandinavia seem to be particularly intense in summer 2018.
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This visualization shows carbon emissions from fires from January 1, 2003 through December 31, 2018. The color bar reflects the quantity of carbon emitted.
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Carbon Emissions from Fires: 2003-2018
The relentless rise of carbon dioxide levels in the atmosphere.
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Graphic: The relentless rise of carbon dioxide
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Ice covers 10 percent of Earth's surface and helps moderate the planet's temperature. Glaciers and ice sheets around the world are melting at an alarming rate. By keeping an eye on Earth's ice from space, NASA satellites help us understand the global effects of climate change.
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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.
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Track Earth's vital signs and fly along with NASA's Earth-observing satellites.
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Interactive: Eyes on the Earth
Color-coded map of changing global surface temperature anomalies from 1880 through 2018. 
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Quiz: Carbon and the climate
Quiz: Carbon and the climate
From NASA's Operation IceBridge campaign in Alaska: A high altitude view of Icy Bay, in the Wrangell-Saint Elias Wilderness. Just a century ago, this body of water was covered in ice.
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Icy Bay, Alaska
Icy Bay, Alaska
NASA's Landsat 8 satellite captured water mixing between Georgia's ick-colored Suwannee River and the deep blue Gulf of Mexico.
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Suwannee blackwater river meets the sea
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The Mackenzie River in Canada plays a major role in Arctic climate as warmer fresh water mixes with cold seawater.  This image was taken by the Operational Land Imager on the Landsat 8 satellite on July 18, 2017.
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Mackenzie River
This image shows a spinning formation of ice, clouds and low-lying fog off the eastern coast of Greenland. This image was acquired by the Landsat 7 satellite on May 14, 2001. This is a false-color composite image made using infrared, red and green wavelengths.
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Whirlpool
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Visualization that captures sea surface temperature anomalies around the world from 1982 to 2017.
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Oceanographer Josh Willis discusses the heat capacity of water, performs an experiment to demonstrate heat capacity using a water balloon and describes how water's ability to store heat affects Earth's climate.
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Video: Oceans of Climate Change

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Interactives, galleries and apps

Images of Change

Images of Change

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.
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Climate Mobile Apps

Climate Mobile Apps

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.
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Climate Time Machine

Climate Time Machine

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

Eyes on the Earth

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

Global Ice Viewer

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