A TED-Ed Animation Explaining the Phenomenon of Feedback Loops in Nature

Educator Anje-Margriet Neutel explains the phenomenon of feedback loops in nature and describes the important role they play in delicate ecosystems in the latest animation from TED-Ed.

When plants die, the dead material enriches the soil with humus, a stable mass of organic matter, providing moisture and nutrients for other plants to grow. The more plants grow and die, the more humus is produced.