Relatives of Philip Goodeve-Docker have paid tribute to him in a Facebook post:
We wanted to let everyone know that on Sunday morning we had a phone call to confirm that Philip sadly died.
To our son, brother and friend, we are so glad that you were on your adventure and expedition that you had wanted to do for so long. You will be unbelievably missed and your memory cherished. xx
The 30-year-old charity promoter from Ealing, London, was said to be "on the expedition of his lifetime" with two friends in Greenland, when the group got into difficulty on Sunday.
More top news
There has been a sharp and worrying rise in the number of youngsters contacting ChildLine about suicide, the children's charity warned.
A travel firm will try to promote North Korea trips to UK holidaymakers - despite the country's current ban on visitors over Ebola fears.
One person is still unaccounted for following a large blaze at a fireworks factory in Stafford.