The Intensity of Plankton Blooms
In The Intensity of Plankton Blooms, narrator Sir David Attenborough shows how this great burst of life impacts the immediate ecosystem and the Earth’s supply of oxygen. This video is an excerpt from BBC’s Nature's Great Events, a documentary series that showcases some of the most dramatic wildlife spectacles on Earth, exploring how life adapts to natural events that can transform entire landscapes.
Lesson Express
Q: What is the first creature to feed on the plankton?
A: Barnacles feed on morsels of plankton brought in by the currents.
Q: How do jellyfish feed on plankton?
A: Jellyfish rise to the surface to feed where the plankton is most abundant.
Q: How much oxygen do plankton blooms supply to the Earth?
A: Plankton blooms such as this provide the Earth with over half its oxygen, even more than the Amazon rainforest.
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