How Phytoplankton Make the World Go Round

The video explores the microscopic world of sand and pond water, focusing on phytoplankton. It explains their role in photosynthesis and oxygen production, highlighting their historical impact on Earth's atmosphere. The video also discusses phytoplankton's crucial position in aquatic food chains, serving as a primary food source for small aquatic animals, which in turn support larger species.

What process do phytoplankton use to make food and oxygen?

Discuss the relationship between phytoplankton and other aquatic animals.