frozen coastline during cold winter on the coast of vancouver, canada - permafrost canada stock videos & royalty-free footage00:16Frozen coastline during cold winter on the coast of Vancouver, CanadaCanada, Permafrost, Tundra
los cientificos estan buscando pistas en el artico canadiense de una posible catastrofe del calentamiento global el derretimiento del permafrost una... - permafrost canada stock videos & royalty-free footage02:19VOICED : El permafrost se derrite por el calentamiento global
on the front line of climate change in the canadian arctic scientists are hunting for clues to a potentially catastrophic global warming trend... - permafrost canada stock videos & royalty-free footage02:15VOICED : Thawing permafrost climate changes ticking time bomb
on the front line of climate change in the canadian arctic scientists are hunting for clues to a potentially catastrophic global warming trend... - permafrost canada stock videos & royalty-free footage04:25CLEAN : Thawing permafrost climate changes ticking time bomb