Answer:
arcic tundra
Explanation:
Tundra has two types: arctic and alpine. The coldest one is the arctic one as it is located in the northern hemisphere. Its conditions are very cruel, very cold.
The temperatures of an arctic tundra can go from 10 to 20 degrees of Farenheight in the summer. In the winter, the temperatures can go to -50 degrees. Thundra biome is one of the coldest and the biggest on Earth. It is located in the Arctic circle, mostly.
