Skip Navigation
menu close modal

Explore

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.

You can browse a gallery containing this quiz and others here.

Credit

NASA Climate Change website

PREVIEW

Related

The IPCC's four key findings
More
The IPCC's four key findings
Graphic: The IPCC's four key findings
Video: NASA scientists release the first new global map of Earth at night since 2012.
More
Video: Lights of human acti...
Video: Lights of human activity shine in NASA's image of Earth at night
Video: how different factors, both natural and industrial, contribute to global warming.
More
How global warming stacks up
Video: How global warming stacks up
Video: Scientists combined an array of NASA satellite observations of Earth with data on human activities to map locations where freshwater is changing around the globe and why.
More
For 15 years, GRACE tracked...
Video: For 15 years, GRACE tracked freshwater movements around the world
Video: The NASA satellite fleet in 2017, from low Earth orbit to the DSCOVR satellite taking in the million-mile view.
More
Video: NASA's vantage point...
Video: NASA's vantage point to view Earth
Video: Images created from GRACE data showing changes in Antarctic ice mass since 2002.
More
Antarctic ice loss 2002-2016
Video: Antarctic ice loss 2002-2016
The relentless rise of carbon dioxide levels in the atmosphere.
More
The inexorable rise of carb...
Graphic: The relentless rise of carbon dioxide
Video: Winter temperatures are soaring in the Arctic for the fourth winter in a row.
More
NASA studies an unusual Arc...
NASA studies an unusual Arctic warming event
Video: total sea level change between 1992 and 2014, based on data collected from the TOPEX/Poseidon, Jason-1 and Jason-2 satellites.
More
Video: 22-year sea level rise
Video: 22-year sea level rise
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.
More
Ice covers 10 percent of Ea...
Video: Frozen Earth
How much do you know about glaciers and ice caps?
More
Test your knowledge of the ...
Quiz: Ice and glaciers
Video: Images created from GRACE data showing changes in Greenland ice mass since 2002.
More
Greenland ice loss 2002-2016
Video: Greenland ice loss 2002-2016
Climate time machine interactive
More
Climate time machine intera...
Interactive: Climate time machine
This visualization depicts changes in Greenland land ice thickness as measured by the ICESat and ICESat-2 satellites.
More
Greenland Land Ice Height C...
Greenland Land Ice Height Change as Measured by ICESat and ICESat-2
Animated GIF of the Sentinel-6 Michael Freilich satellite, scheduled to launch in November 2020.
More
Animated GIF: Sentinel-6 Mi...
Animated GIF: Sentinel-6 Michael Freilich
NASA scientists say 2013 tied for the seventh warmest of any year since 1880, continuing a long-term trend of rising global temperatures.
More
Video: Global Temperature V...
Video: Global Temperature Variation
Temperature agreement - Climate 365 graphic
More
Temperature agreement - Cli...
Graphic: Earth's temperature record
Video: NASA's Oceans Melting Greenland (OMG) and Operation IceBridge missions investigate Greenland's thinning ice sheets from above and below.
More
Video: Greenland's thinning...
Video: Greenland's thinning ice
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.
More
A vortex of lighter green p...
Summer blooms in the Baltic
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.
More
Land. Water. Fire. Ice. The...
Video: Majestic Planet
Learn how you can explore Earth Now's many features, including real-time data visualizations of Earth's vital signs and 3D models of Earth-orbiting satellite missions.
More
'Earth Now' Tutorial
'Earth Now' Tutorial
Color-coded map of changing global surface temperature anomalies from 1880 through 2019. 
More
Graphic: Global warming fro...
Video: Global warming from 1880 to 2019
Quiz: Carbon and the climate
More
Quiz: Carbon and the climate
Quiz: Carbon and the climate
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.
More
Oceanographer Josh Willis d...
Video: Oceans of Climate Change
Test your knowledge of how Earth is different from other planets, both within our solar system and beyond.
More
Test your knowledge of how ...
Quiz: Our world, other worlds

Explore

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.
More
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.
More
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.
More
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.
More
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.
More