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

Background information on ocean circulation.

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

Phytoplankton distribution background information.

GLOBE protocols and learning activities that complement the Ocean Circulation Patterns phenomenon through hands-on investigations are detailed. These protocols can be used to build a basis for understanding the principles of salinity and water temperature which are drivers of the ocean circulation patterns.