GIS

How to Download ESA Sentinel 2 Satellite Images

How to Download ESA Sentinel 2 Satellite Images

Sentinel-2 carries an innovative wide swath high-resolution multispectral imager with 13 spectral bands for a new perspective of our land and vegetation. The mission is based on a constellation of two identical satellites in the same orbit, 180° apart for optimal coverage and data delivery. Together they cover all Earth’s land surfaces, large islands, inland and coastal waters every five ...

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How to Calculate NDVI Using Landsat 8 Images and QGIS

How to Calculate NDVI Using Landsat 8 Images and QGIS

The NDVI (Normalized Difference Vegetation Index) is a versatile vegetation index to evaluate the vegetation and dynamic of the vegetation coverage change. This index has been studied and evaluated with many satellites over the years, changing its calculus method in relation to the number and type of bands of the satellite. The following tutorial shows the NDVI calculus for Landsat 8 images ...

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Javascript for Geographers

Javascript for Geographers

You already know about projections, datums, and when not to cloropleth, come see how the other nerd-half live and learn the basics of the building web applications with JavaScript. We will cover essential JavaScript concepts you will need to know when working with ArcGIS API for Javascript. We will also talk about the best way to learn JavaScript moving forward, ...

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Top 10 Benefits of Geographic Information Systems

Top 10 Benefits of Geographic Information Systems

Top 10 Benefits of Geographic Information Systems A Geographic Information System is a computerized information system designed to manage, capture, retrieve, analyze, display and store spatial data. It benefits organizations of all sizes and in almost every industry, and there is a growing interest in awareness of the economic and strategic value of GIS. Discussed below are the benefits of ...

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ArcGIS API for JavaScript: Getting Started

ArcGIS API for JavaScript: Getting Started

Join us for an overview on developing with the ArcGIS API for JavaScript. This session will cover the basics of setting up your development environment, fundamental debugging techniques, and tips for using the online SDK. Learn about patterns and practices for integration with ArcGIS Online, ArcGIS Server, working with data, widgets and much more. Presented by Bjorn Svensson and Undral ...

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