Transcription: If you were to travel from the equator to the North Pole, you would visit most of the terrestrial biomes on your journey. Imagine you start among the lush green vegetation of the rainforest, the most productive of the biomes. As you travel north, the trees begin to thin out and you find yourself on open grassland plains among herds of grazing animals. The grassland becomes progressively drier and soon you are in the desert with its lack of vegetation and scarcity of animals. Further still, and vegetation reappears. At first the vegetation consists of low growing evergreen plants which are grad ...
(.mp4)