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Sentinel 2 Bands and Combinations

WebSentinel 2 Data Access and Software. If you’re looking to download Sentinel 2 data, your best bet is the Sentinel Copernicus Browser (previously known as Sentinels …

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URL: https://gisgeography.com/sentinel-2-bands-combinations/

Landsat 8 Bands and Band Combinations

WebOperational Land Imager (OLI) This is the same information as in the table above but broken down by each sensor. On board Landsat-8, OLI generates 9 spectral …

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Spectral Signature Cheatsheet in Remote Sensing

WebCLOUDS, SNOW, AND ROCK: It allows you to separate clouds from snow and rock. This is because the spectral signature of haze and thin clouds is highly …

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The Rise of Machine Learning and AI in GIS

WebMachine Learning and Artificial Intelligence in GIS. Machine learning in GIS is like giving the world’s most powerful magnifying glass to a cartographer. It enables us …

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7 Free World Climate Data Sources

WebBiodiversity hotspots. Koeppen climate classification. Cropland expansion. Deforestation. Carbon sequestration. Protected areas. 6. NASA’s Socioeconomic Data …

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Multispectral vs Hyperspectral Imagery Explained

WebThe main difference between multispectral and hyperspectral is the number and the spectra of electromagnetic radiation that each band contains. For example, the …

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10 Free GIS Data Sources: Best Global Raster and Vector …

WebIn other words: these 10 free GIS data sets are the best of the best. We can ensure that all are from authoritative sources. Let’s get started. 1. Natural Earth Data. …

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Spatial Autocorrelation and Moran’s I in GIS

WebUsing the spatial autocorrelation tool in ArcGIS, the checkerboard pattern generates a Moran’s index of -1.00 with a z-score of -7.59. (Remember that the z-score …

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What is Pansharpening in Remote Sensing

WebThe goal of pansharpening in remote sensing is to achieve the highest level of visual clarity and detail from an image. Pansharpening improves the quality of a color …

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gvSIG Software Review: Desktop, 3D and Mobile GIS

WebBut the innovative approach gvSIG takes here is impressive, to say the least. As CAD creeps into GIS (and vice versa), gvSIG has built sophisticated tools to trace …

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Map of Jersey City, New Jersey

WebThis map is free and ideal for planning your next adventure designed for easy navigation. But if you plan to travel outside the city, then take a look at our New Jersey …

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What is NDVI (Normalized Difference Vegetation Index)

WebAs shown below, Normalized Difference Vegetation Index (NDVI) uses the NIR and red channels in its formula. Healthy vegetation (chlorophyll) reflects more near …

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DEM, DSM & DTM: Elevation Models in GIS

WebWhen it comes to elevation, we have three different ways to model elevation. They can include any of the following: DEM – Digital Elevation Models. DSM – Digital …

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What is Spatial Data Science

WebData engineering is a branch of computer science that deals with managing the creation, storage, maintenance, use, and dissemination of data. It uses programming …

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1000 GIS Applications & Uses – How GIS Is Changing the World

WebAgriculture. 1. Precision Farming – Harvesting more bushels per acre while spending less on fertilizer using precision farming and software. (How to win the farm …

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100 Earth Shattering Remote Sensing Applications & Uses

WebRemote sensing applications like LiDAR, multispectral, and radar can show forest properties like vertical structure and phenology. Habitat suitability models predict …

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13 Free GIS Software Options: Map the World in Open Source

Web6. ILWIS. 3.4 stars. Free GIS software users rejoice. Once commercial GIS software, now turned into open source GIS. ILWIS (Integrated Land and Water …

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What Can You Do with a GIS Degree

WebThe main functions of a GIS are to create geographic data, analyze it and display it on a map. And this fits the three main career options you can land as a career: …

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The Remarkable History of GIS

WebThe first Esri conference was in 1981 and attracted a crowd of 18 participants. GIS consultancies started sprouting. Roger Tomlinson first used the term …

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USA Map with States and Cities

WebBy: GISGeography Last Updated: March 10, 2024. This USA map with states and cities colorizes all 50 states in the United States of America. It includes selected …

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