AN EROSION PROCESS STUDY AND THE APLICATION OF THE DEVICES TO MONITORING IT: a case study in Ipameri – GO – Brazil

Abstract

Ipameri city is located in southeastern of Goias State in the south of Central Brazil, between the Veríssimo and Corumbá rivers, tributaries of the Paranaíba Hydrographic Basin. The municipal district holds a big territorial extension, occupying an area of 4.691Km², and having the geographical coordinates as follow: 17º 13 ' 10” of south latitude and 48º 09 ' 44” of longitude west.This city is located in Brazil’s Savannah, where the predominant kind of vegetation is formed by bushes and grassy. As in the other part of the Brazil’s Savannah, the most part of the vegetation had been putted down because of the expansion of the Human kind use on the land, like agriculture, construction of factories, roads, railroads, etc.The region of Ipameri is constituted by an old rocky formation, dated from the Pre-Cambrian, composing a part of one formation that is known as Complexo Goiano Formation. The rocks that constitute this formation are basically Granite and Mica-schist. Nowadays, the most part of the rocks have being suffering a decomposition process, and so, it is easy to see a lot of soil formed from this formation of rock.