Skaftafellsjokull in the Skaftafell National Park, Iceland, Polar Regions

iceland vatnajokull glaciation retreat retreating glacier glacial retreat climate change global warming geomorphology ice melt melting rapid retreat mountain skaftafellsjokull ice rock tundra red fall autumn day outdoors landscape landscapes scenics glaciers polar regions skaftafell skaftafell national park national parks mountains receding nature natural world topography horizontal