Background information on the El Nino Southern Oscillation or ENSO.

Explore and connect to the GLOBE Water Quality protocol bundle. 

Explore and connect to hydrosphere protocols in GLOBE. Each protocol has related Earth System Data Explorer datasets identified as well.

Explore and connect to the GLOBE Rivers and Lakes protocol bundle. 

Explore and connect to the GLOBE ENSO (El Niño Southern Oscillation) protocol bundle. 

The activities in this guide will help students understand variations in environmental parameters by examining connections among different phenomena measured on local, regional and global scales.

Background information on ocean circulation.

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. 

This investigation is part of the NASA: Mission Geography Module "What are the causes and consequences of climate change?" that guides students through explorations in climatic variability and evidence for global climate change. 

Phytoplankton background information.