Taiga is the coniferous forest located in the northern regions of the world. It is just south of the tundra.
taiga in British English
(ˈtaɪɡə)
noun
the coniferous forests extending across much of subarctic North America and Eurasia, bordered by tundra to the north and steppe to the south
Word origin
from Russian, of Turkic origin; compare Turkish daǧ mountain
taiga in American English
(ˈtaɪgə)
noun
Ecology
a type of transitional plant community that is located between the arctic tundra and the boreal coniferous forests, having scattered trees: often it is considered to include the N regions of the boreal forests