In "My Little Planet: Great Ocean," a playful journey into the sea introduces major Earth science and oceanography concepts through an adventure involving ice, whales, penguins, and marine environments. The video explains that much of Earth’s fresh water is stored in polar ice, contrasts cold and warm ocean waters, and shows the ocean as a vast natural resource shaped by storms and human activity. Key themes include freshwater supply, polar regions, marine life, pollution, conservation, and environmental responsibility. Topics such as oceans, water resources, ecology, and protecting marine ecosystems make this video especially relevant to elementary science curricula focused on Earth systems, habitats, and human impact on the environment. Part of the "My Little Planet" series.