In the flatter, western and central areas of the southeast argiculture is well developed, especially fruits. In the mountainous areas of the east and south tropical rainforest is prominent. The southeast is another region not well studied ornithologically. Links provided to a sharable Google Map and/or Google Earth map for localities and places throughout Thailand, and maintained by North Thailand Birding.
Forests along the eastern edge share some of the unique biodiversity of the Cardamon Mountains stretching into Cambodia.