Indeed the little ice age of the middle ages is what made Greenland uninhabitable.
Birch is a pioneer species, they produce millions of seeds a year, they chased the retreating ice cap as melted northwards in Europe.
It would appear they need to be planted out, perhaps they need soil to take. Otherwhise it should be a fairly simple case of just broadcasting billions of birch seeds over Iceland.
Birch is a pioneer species, they produce millions of seeds a year, they chased the retreating ice cap as melted northwards in Europe.
It would appear they need to be planted out, perhaps they need soil to take. Otherwhise it should be a fairly simple case of just broadcasting billions of birch seeds over Iceland.