What is the hydrosphere and why is it important?

What is El Nino or ENSO?

Background information on the El Nino Southern Oscillation or ENSO.

Background information on soil moisture.

Check out the monthly 2018 images featuring two science variables related to Ocean Circulation: 

• Surface Ocean Current Velocity Vectors (m/s)
• Monthly Near-Surface Wind Vectors (m/s)

Hurricanes are the most powerful weather event on Earth. NASA’s expertise in space and scientific exploration contributes to essential services provided to the American people by other federal agencies, such as hurricane weather forecasting.

Phytoplankton distribution background information.

Check out this interactive data visualization and simulation tool.  It explores the impact of collapsing polar ice sheets (Greenland and Antarctica) and their impact on global mean sea level rise, along with shrinkage in the livable area around the world.

The Earth System Satellite Images help students observe and analyze global Earth and environmental data, understand the relationship among different environmental variables, and explore how the data change seasonally and over longer timescales.  

The My NASA Data visualization tool, Earth System Data Explorer (ESDE), helps learners visualize complex Earth System data sets over space and time. Visit this page to review the datasets we have available to you and their organization by Earth System sphere, science variable, dataset name, and start/end dates.