Alt. Hist. request, Vikings make a go of the "New World"?

[Amarok]

But we know vikings encountered native . Though i will confess i said the wrong tribe . 

About 1000 AD, Norse explorers encountered natives in northern Newfoundland who may have been ancestors of the later Beothuk or Dorset inhabitants of Labrador and Newfoundland. The Norse called them skrælingjar ("skraelings" or barbarians).[13] Beginning in 1497, with the arrival of the Italian , sailing under the auspices of the English crown, waves of European explorers and settlers had more contacts.

https://en.wikipedia.org/wiki/Beothuk#European_contact

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The greenland settlement became a marine hunting colony (in truth, that may have been the initial impetus for a greenland outpost).  I'm not sure what you're referring to when you say that they didn't adapt their food production to the climate.  

There was only so much they could do...and only so much interest in greenland.  What superior inuit technology?

Tech that allowed us to live in one of the harshest places on earth .

Traditional technology was based on locally available materials, principally bone, horn, antler, ivory, stone and animal skins. In some areas people used grass or baleen (the material used by whales to strain krill and plankton) for basketry and other containers. They also substituted wood or copper for antler or bone, and bird or possibly fish skins for animal skins. Many Inuit inventions are considered technological masterpieces for their resourcefulness and strength of design, like the igloo, the toggling harpoon head and the .

http://www.thecanadianencyclopedia.ca/en...le-arctic/