Ecosystems

Le plateau continental guinéen long de 300 km de côte environ a une superficie totale de 47 400 km². Par son étendue, il est le plus vaste de toute l’Afrique de l'Ouest.

Les écosystèmes côtiers : ils sont caractérisés par la présence de plages sableuses, de vastes étendues de plaines, avec une

Il existe en Guinée six principaux types d’écosystème terrestre qui sont :

• les écosystèmes de forêt dense humide;
• les écosystèmes de forêt dense sèche;
• les écosystèmes de savane soudano-guinéenne;
• les écosystèmes de montagne;
• les écosystèmes agricoles;
• les écosystèmes insulaires ;

La Guinée est dotée d’un réseau hydrographique relativement dense avec 1161 cours d’eau inventoriés et dont la superficie des bassins varie de 5 km² à 99.168 km² (Niger).

Ce réseau se caractérise par l’irrégularité du régime et le caractère international de 13 de ces fleuves qui irriguent la

Saline water covers approximately 360,000,000 km2 (140,000,000 sq mi) and is customarily divided into several principal oceans and smaller seas, with the ocean covering approximately 71% of Earth's surface and 90% of the Earth's biosphere.[6] The ocean contains 97% of Earth's water, and

A lawn is an area of soil-covered land planted with grasses or (rarely) other durable plants such as clover which are maintained at a short height with a lawnmower and used for aesthetic and recreational purposes. Common characteristics of a lawn are that it is composed only of grass species, it is

A river delta is a landform that forms from deposition of sediment carried by a river as the flow leaves its mouth and enters slower-moving or standing water. This occurs where a river enters an ocean, sea, estuary, lake, reservoir, or (more rarely) another river that cannot transport away the

In geography and geology, a cliff is a vertical, or nearly vertical, rock exposure. Cliffs are formed as erosion landforms by the processes of weathering and erosion. Cliffs are common on coasts, in mountainous areas, escarpments and along rivers. Cliffs are usually formed by rock that is resistant

Albania is a rich country with forest and pastures. The forest land cover about 1.030.000 ha or 36% of the national territory and the pastures cover about 400.000 ha or 15%. On the basis of the forest functions Albania have 848.640 ha production forest and 209.000 ha protected forest. There are 4

Bioland is a mountainous country with more than 60% of its territory covered by mountains and where lives and work more than 35% of Bioland population. These are the less development areas of the country but on the other side with more nature attraction. Mountain ecosystems are fragile due to soil

The main rivers in the country are Drini, Buna, Mati, Shkumbini, Semani, Vjosa, Erzeni, Ishmi, Bistrica dhe Pavllo, grouped in 6 main River Basin. They have an important effect in the country nature condition and a direct influence in the coastal biodiversity.
With great importance are present also