Remote Sensing with QGIS

Introduction

Software You Need for this Course

Download Satellite Images

Download Landsat 9 and Sentinel 2 Images

Extract Data from Downloaded Images

Display Satellite Data with QGIS

Display Satellite Images in QGIS

Create False Color Images with Different Band Combinations

Calculate and Use Spectral Indices

NDVI: The Normalized Difference Vegetation Index

NDWI: The Normalized Difference Water Index

MSI: The Moisture Stress Index

Thresholding NDWI to Identify Waterbodies

Reclassify NDWI to Create a Surface Water Layer

Improving Water Classification with Landsat 9 and Topography

Calculate and Threshold NDWI for Landsat 9 Image

Download Elevation Data (SRTM)

Process Elevation Data to Image Extent

Calculate Terrain Metrics (Slope, Aspect, Hillshade)

Classify Water with Raster Calculator

Unsupervised Classification

Perform a Basic Unsupervised Classification

Add More Classes to the Unsupervised Classification

Experiment Including Terrain Layers in the Classification

Install the Semi-Automatic Classification Plugin (SCP)

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Previous Lesson

Download Landsat 9 and Sentinel 2 Images

Remote Sensing with QGIS Download Landsat 9 and Sentinel 2 Images

Previous Lesson

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