vegetation regions![click to hear](/images/speaker.jpg)
Vegetation plays an essential role in maintaining biospheric equilibrium; it varies depending on climate and soil characteristics.
maquis ![click to hear](/images/speaker.jpg)
Vast expanse of degenerated vegetation composed of shrubs with evergreen leaves; it is adapted to summer drought.
desert ![click to hear](/images/speaker.jpg)
Hot region where aridity (less than 4 in of annual rainfall) is such that plant and animal life is almost nonexistent.
savanna ![click to hear](/images/speaker.jpg)
Vast expanse of herbaceous plants, dominated by tall grasses and shrubs; it is typical of hot regions that have a rainy season.
tropical rain forest ![click to hear](/images/speaker.jpg)
Dense forest whose biodiversity is among the richest; its growth is fostered by abundant and regular precipitation.
grassland ![click to hear](/images/speaker.jpg)
Vast expanse of herbaceous plants, mostly grasses; virtually devoid of trees, these regions are characterized by relatively cold, dry winters.
temperate forest ![click to hear](/images/speaker.jpg)
Forest composed mainly of deciduous trees, including oak, ash and beech.
boreal forest ![click to hear](/images/speaker.jpg)
Vast expanse of forest composed mainly of conifers, although certain deciduous trees also grow here.
tundra ![click to hear](/images/speaker.jpg)
Plant formation that grows in relatively arid regions; it includes mosses, lichens, grasses, bushes and dwarf trees.