Abstract

The so-called geotechnology has been used in recent years in the planning, supervision and monitoring of various human activities, both locally and regionally, nationally and internationally, either it in the rural environment, as in urban areas. This study, based on references and activities in the Geographic Information Analysis Laboratory of the Federal University of Para (LAIG/UFPA), selects and presents the application of three tools for spatial analysis available in the Terraview [1] and Arcgis softwares, with the main objective being to demonstrate how they can be applied in geographical studies, starting with the spatial information gathered by remote or Field sensors, assisting the activities of researchers who stick to working with the planning and management of natural and human resources. Geotechnologies are important tools in the analysis of geographic space and its use tends to be increased with the advancement of new software and hardware collection, manipulation and generation of new specialized information. So we will do in this manuscript a brief discussion of three spatial analysis tools that can be used in rural areas with agricultural potential.

Highlights

  • In recent years, noting the activities undertaken by public agencies and private enterprises, it can be seen that the geotechnologies are still poorly-used tools for the management of natural resources in the Brazilian Amazon

  • We observe that the cartographic products generated by the manipulation of geoprocessing programs are still used only figuratively, for the location in a larger space, where the critical approach to the objects and phenomena is not discussed and not deepen their spatial analysis through the application of algorithms that can be found in geoprocessing software, which optimize the use of geotechnologies and make spatial analysis an extremely significant tool for planning and management in agricultural areas and their areas of influence

  • This study analyzes the application of three spatial analysis tools available in the software Terraview [1] and Arcgis, demonstrating how they can be applied in areas that have agricultural potential, from the spatial information gathered by remote sensors or field, assisting technical activities and researchers who stick to working with planning and land-use planning

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Summary

Introduction

In recent years, noting the activities undertaken by public agencies and private enterprises, it can be seen that the geotechnologies (remote sensors, equipment and geospatial technologies, global positioning system, geographic information systems, etc.) are still poorly-used tools for the management of natural resources in the Brazilian Amazon. It is important to note that in addition to these tools presented here, there are several other spatial operations that can be found in other geoprocessing softwares (commercial and free); it is possible to extract vector or matrix information, with the study based on the linear data, polygonal or specific, such as buffer (area of influence) of the kernel map (estimated intensity point pattern) and remote sensing image classification (to identify the occupation of the ground pattern), which will be demonstrated here In this sense, we aim to introduce the reader to some examples of how the geotechnologies can be effective tools for agriculture, using as example changes in land use that occur in the Amazon region

Methodological Procedures
Geotechnologies and GIS
The Kernel MAP for Estimate of Heat Foci of Specific Standards of Intensity4
Classification and Analysis of Remote Sensors Images6
Conclusions
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