tundra+drew

Tundra Tundra is the coldest biome, the landscape is usually covered in frost. It is a terrible place for farmland because of how short the growing seasons are. There are two types of tundra, arctic and alpine Arctic is located in the northern hemisphere, it is known for its cold conditions. The growing season in the arctic tundra last sixty days. The average for winter is -34° C, and the average for summer is 3-12° C. Yearly precipitation, including melted snow, is 15 to 25 cm. Soil is formed slowly. A layer of frozen subsoil called **permafrost** exists, consisting mostly of gravel. When water reaches the upper surface, large bodys of wate may form. Animals adapted to the long, cold winters and learned to breed and raise young in the short summer. Animals such as mammals and birds have extra heat from fat. Many animals hibernate during the winter because food is not abundant. some animals migrate south in the winter, like birds. There are very few reptiles and anphibians because of the extremely cold temperastures.

Alpine tundra is located on mountains all around the world at high altitude. The growing season is 180 days. The average nighttime temperature is below freezing. The soil in the alpine is well drained.