More than half of the world's forests are found in only five countries (Brazil, Canada, China, Russian Federation and United States of America).[9]
Wana pinaka ékosistem daratan sané dominan miwah kasebar ring sajebag guminé.[8] Langkung saking atenga wana ring guminé wantah katemuin ring limang negara (Brasil, Kanada, Cina, Rusia, miwah Amérika Serikat).