Abstract

This study focused on the application of remote sensing and geoprocessing techniques to quantify the agroecological use of Caracol settlement area in order to quantify the vegetated areas, as well as the use and occupation of the soil in the years 2000, 2010 and 2020, in the months of May of each year. To achieve the objectives, computational tools (Quantum GIS software) were used, as well as data from Landsat 5 and 8 satellites, bands 3 and 4, 4 and 5 respectively. Vector data from the database of the Brazilian Institute of Geography and Statistics (IBGE), a Digital Elevation Model (DEM), from the United States Geological Survey (USGS/NASA) for evaluation of the watersheds were also used. For vegetation analysis, as well as temporal evolution, the Normalized Difference Vegetation Index (NDVI) was used, with this it was possible to evaluate by means of thematic maps and tables containing the quantification and classification of vegetation and soil cover. It was evident in the present study that there were significant changes in the vegetation landscape over two decades, through anthropic activity by settled families, that were responsible for such changes in the use and soil cover of Caracol settlement.

Highlights

  • In Mato Grosso do Sul-MS, there is a total of 203 federal rural settlement projects, with a total area of approximately 697,688 hectares, with an amount of 43,174 families

  • This study focused on the application of remote sensing and geoprocessing techniques to quantify the agroecological use of Caracol settlement area in order to quantify the vegetated areas, as well as the use and occupation of the soil in the years 2000, 2010 and 2020, in the months of May of each year

  • The United Nations Food and Agriculture Organization (FAO) believes that family agriculture plays an important role for society, which has great potential to ensure food demand to meet the needs of society in Brazil, as well as in the world (FAO, 2012)

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Summary

Introduction

In Mato Grosso do Sul-MS, there is a total of 203 federal rural settlement projects, with a total area of approximately 697,688 hectares, with an amount of 43,174 families. The use of land for food production by small producers of family farming has become the object of scientific research in various fields of knowledge. Before such context, the United Nations Food and Agriculture Organization (FAO) believes that family agriculture plays an important role for society, which has great potential to ensure food demand to meet the needs of society in Brazil, as well as in the world (FAO, 2012). As well as inadequate soil management, monoculture and extensive use of pesticides, which can affect and harm the forest environment and the socioeconomic aspects of a region or locality (Rezende et al, 2013)

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