Scenic view of iceberg drifting on the glacier water surface, Melting glacier due to global warming, Mountains under an overcast sky in the background, Iceland, Slow motion drone shot

aerial arctic glacier iceberg lagoon lake climate change global warming snowcapped greenhouse gas melting blue vatnajokull national park ice iceland landscape water winter icelandic mountain travel climate crystal environment europe extreme frozen volcano alpine alps beach clean europa ravine scandinavia summer peak national park protected sustainability shards concept collapse highlands mirrored reflection overcast black sand panoramic floating