Topic(s): Seasons, El Nino, La Nina, ENSO, Seasonal Variability, Cyclical and Natural Changes, Measurements and Observations, Measuring and Modeling Climate
Grade Level: Middle (6-8), High School (9-12), College Lower (13-14)
This NOAA visualization on YouTube shows the seasonal variations in sea surface temperatures and ice cover from 1985 to 2007. The visualization is based on data collected by NOAA polar-orbiting satellites. El Niño and La Niña are easily identified, as are the trends in decreasing polar sea ice.