What regions are heavily forested?

* North America: The Pacific Northwest, the Rocky Mountains, the Great Lakes region, and the Eastern forests.

* South America: The Amazon rainforest, the Andes Mountains, and the Atlantic rainforest.

* Africa: The Congo rainforest, the Guinea rainforest, and the Ethiopian highlands.

* Europe: The Scandinavian Peninsula, the Alps, and the Carpathian Mountains.

* Asia: The Siberian taiga, the Chinese forests, and the Southeast Asian rainforests.