The most difficult forest riddlesBotany quiz
This kind of tilted forest is a common sight in subarctic taiga. What is this phenomenon caused by?
low sun position
The permafrost prevents trees from developing a deep root system. Climate variations or forest fires can thaw the upper extents of the permafrost, creating a ground slump called thermokarst.
Which country has the largest forested area? (by total size)
Russia is by far the largest country in the world, and 45% of its area is forested. That gives almost twice as large forested area as in Brazil.
How many percent of the world's land is occupied by forests?
Forests cover 31 percent of the world's land surface, just over 4 billion hectares. (One hectare = 2.47 acres.) This is down from the pre-industrial area of 5.9 billion hectares.