This page explains the purpose of mini lessons in My NASA Data and how they can be incorporated into instruction and support learning.

What is El Nino or ENSO?

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.

Background information on the El Nino Southern Oscillation or ENSO.

An urban heat island is a phenomenon that is best described when a city experiences much warmer temperatures than in nearby rural areas. The sun’s heat and light reach the city and the country in the same way. The difference in temperature between urban and less-developed rural areas has to do with how well the surfaces in each environment absorb and hold heat.

Background information on ocean circulation.

Earth is a system of systems.

Background information on sea and land ice melt.

The world's surface air temperature is getting warmer. Whether the cause is human activity or natural changes in the Earth System—and the enormous body of evidence says it’s humans—thermometer readings all around the world have risen steadily since the beginning of the Industrial Revolution. 

Explore the energy and matter cycles found within the Earth System.