jokulsarlon, iceland - mid summer. melting icebergs from vatnajo

antarctic arctic blue change clear climate cold day ecology effect environment europe extreme famous float frost frozen gases glacial glacier glisten global greenhouse hot ice iceberg icecap iceland image jokulsarlon lagoon lake landscape majestic melting nature nordic north outdoor polar reflection river scandinavia sea sky snow space sumar sunny tourism tranquility travel vatnajokull warming water weather white winter