Surrounded by birch forest, its waters lap a strip of sandy shore.

BBC: New horizons in Kazakhstan

Then it was tundra, then birch forest, then pine forest, then alder, linden, elm and ash, then most recently oak, but beech was coming.

WSJ: Ecology and Change: Nature Has No 'Balance' for Us to Keep | Mind & Matter

Today, sleds of visitors are pulled through birch forest in the same way that goods were transported from the summer to winter feeding grounds of the semi-nomadic Sami people.

BBC: Finland��s native S��mi adventures

Deep in a boreal forest of birch and pine just outside Karasjok, Sven Engholm is a man who has found his place in life, far from the world and its noise.

BBC: Dog-sledding in Karasjok, Norway