When forests disappear, the birth is empty. There are no plant roots and soil adhesion coverage DIN. The water absorbed into the underground is very simple, but most of the landslide was not caused by cutting trees, most of the landslide occurred because of the mass until the torrent of soil on slope instability. The depth of the landslide over the root zone is mostly trees 10-20 meters underground, thus dropping down with the trees. Most of the Thai people's misunderstanding that the PA and landslide caused by deforestation as the main.
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