Pervicnye sukcessii arkticeskih tundr zapadnogo poberez'ja Spicbergena (Sval'bard). (Successions primaires des toundras arctiques sur le littoral ouest du Spitzberg (Svalbard))
Arctique ; Dynamique de la végétation ; Ecosystème ; Géographie des régions polaires ; Littoral ; Spitsbergen ; Succession primaire ; Svalbard ; Synécologie descriptive ; Toundra ; Végétation ; Zone froide
Island during the three successive polar expeditions. Many of these remarques are original and deal with the influence of the Antarctic continent on the weather phenomena in the surrounding area. (L'A.).
positions frontales successives permettent d'expliquer des inversions du sens de l'écoulement des rivières et des inversions de relief dans les dépôts fluvioglaciaires.
are therefore expected to be observed during several successive years. An experimental study using stratigraphic analyses and radioactive tracers (Lead 210 and fission products) has been performed in a large part of the Antarctic continent. The results show