Greening of the Serengeti
Clip: Episode 3 | 2m 1s | Video has closed captioning.
After a long, dry summer, the parched, brown plains of the Serengeti into a lush green blanket of grass with the onset of the rainy season. The green grass is colored by the pigment chlorophyll which harnesses the energy from the sunlight. In a process called photosynthesis it transforms carbon dioxide and water into sugars which can feed cows, humans and the wildlife of the Serengeti.
Problems Playing Video? | Closed Captioning