close up detail, view of the pyrenean 'monte perdido' glacier from the marbore or tuca roya valley

glacier ice spain moraine geology valley pyrenees ordesa wild mountain outdoors environment climatic change climate crisis melting deglaciation landscape peak countryside snowfield landscapes snowy europe rocks national park rocky ssummit scenery aragon winter tourism range majestic mountains monte perdido summit close detail view pyrenean 'monte perdido' marborã© tuca roya royy clear recession expected disappear years marbore roya