[2] These researches provide more detail on the activities by the humans in the area which includes burials,[1] living habits,[3] gathering,[4] and tool making,[5] and social interactions.

[1] An excavation at the Tham Lod rockshelter from 2001 to 2002 provided important knowledge of the past environment based from the analysis from collected pollen data.

[4] The pollen analysis suggested that humans have impacted the environment, especially the vegetation in Tham Lod, for instance using ferns for medicinal reasons.

A study in Northwest Thailand, in particular Tham Lod funded by the Australian National University's Graduate School and Center for Archaeological Research and the Australian Institute for Nuclear Science and Engineering, conducted by Ben Marwick dates human occupation in Tham Lod from 40,000 BP to 10,000 BP.

[5] Despite the different amount of tools that were made, there were other variations in stone artifacts from different layers may have a correlation to trade activity among the humans that once lived in Tham Lod.

[10] Suwongpong analyzed data from mammal teeth found in Tham Lod to find 2003 number of identified specimens, which were then classified into 31 taxa.