Question

Почему леса растут южнее тундры? Как тундра переходит в лес?

Answer 1

На юге теплее становится вечная мерзлота сходит . А переходит она с теплом чем телее тем больше и выше деревья 

Answer 2

Why do forests grow south of the tundra? How does tundra transition into forests?

Forests generally grow south of the tundra due to a combination of factors including climate, temperature, and soil conditions. The tundra is a biome characterized by low temperatures, short growing seasons, and permafrost, which is a layer of permanently frozen soil. These conditions make it difficult for trees to grow and thrive. However, as you move south from the tundra, the climate becomes milder, the growing season lengthens, and the soil conditions become more favorable for tree growth.

Climate and Temperature: The tundra is located in high latitudes or high altitudes where the climate is cold and harsh. The average annual temperature in the tundra is below freezing, and the summers are short and cool. These cold temperatures and short growing seasons limit the growth of trees. As you move south, the climate becomes warmer, and the longer growing seasons provide more favorable conditions for tree growth.

Soil Conditions: The tundra is characterized by permafrost, which is a layer of permanently frozen soil. The permafrost restricts the depth of the soil layer and limits the availability of nutrients and water for plant growth. Additionally, the frozen soil prevents the drainage of water, leading to the formation of wetlands and bogs. These conditions are not conducive to the growth of trees. As you move south from the tundra, the permafrost thaws, allowing for deeper soil layers and better drainage. This results in improved soil conditions that support the growth of trees.

The transition from tundra to forests is not a sudden change but rather a gradual process known as the tree line or timberline. The tree line marks the point where the conditions become favorable enough for trees to grow and form forests. The exact location of the tree line varies depending on factors such as latitude, altitude, and local climate conditions.

In the transition zone between the tundra and forests, you may find a mosaic of vegetation types, including shrubs, grasses, and scattered trees. These areas are often referred to as the subarctic or subalpine regions. As you move further south, the density and diversity of trees increase, eventually forming dense forests.

In conclusion, forests grow south of the tundra due to more favorable climate conditions, longer growing seasons, and improved soil conditions. The transition from tundra to forests is a gradual process influenced by factors such as temperature, precipitation, and soil characteristics.