In mountainous areas the climate, soil properties, the flora and fauna change depending on elevation.
Giant sequoias are the world's largest living organisms by mass.
The layers of different types of forests may vary.
Deforestation has a negative impact on the environment.
This animation shows how trees change throughout the seasons, demonstrated by the example of English oaks.
This animation demonstrates how horse chestnut trees change throughout the seasons
This 3D scene presents the flora and fauna of the last period of the Palaeozoic Era.
This animation presents the main types of leaves and the differences between monocot and dicot leaves.
The development of mosses, ferns, gymnosperms and angiosperms is characterised by the alternation of generations.
This animation demonstrates different types of soil.
The apple is one of the most popular fruits around the world.
A mushroom is the fleshy fruiting body of a fungus, made up from hyphae.