Polar regions; atlas

arenque bacalao baleine ballena cabillaud capelan capelin clima polar climat polaire cod conservation de la nature environmental management environmental protection fisheries fishes fishing grounds fisiografia foca fondos de pesca geografia geographie geography glace hareng herrings hielo ice mammals marine areas mineral resources natural resources nature conservation peces permafrost areas pesca phoque physiographie physiography poisson (animal) polar climate protection de l'environnement recursos minerales recursos naturales ressource naturelle seals whales zonas de hielo permanente zonas marinas zone de gel permanent