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Analysing landscape changes over time using satellite data - Classroom inquiry activities using Digital Earth Australia (DEA)

Created 17/10/2025

Updated 17/10/2025

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This document steps educators and students through some of the uses of the satellite data on the Digital Earth Australia (DEA) Portal, with a particular focus on changes to landscapes and coasts over time. Instructions and questions are provided so educators and students can explore the data sets as they work their way through the document. The document also gives a brief background on how satellites operate and how they capture imagery.

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Additional Info

Field Value
Title Analysing landscape changes over time using satellite data - Classroom inquiry activities using Digital Earth Australia (DEA)
Language eng
Licence Not Specified
Landing Page https://data.gov.au/data/en/dataset/39badd58-609c-49d7-b14c-f5016e346c99
Contact Point
Geoscience Australia Data
clientservices@ga.gov.au
Reference Period 17/05/2024
Geospatial Coverage
Map data © OpenStreetMap contributors
{
  "coordinates": [
    [
      [
        112.0,
        -44.0
      ],
      [
        154.0,
        -44.0
      ],
      [
        154.0,
        -9.0
      ],
      [
        112.0,
        -9.0
      ],
      [
        112.0,
        -44.0
      ]
    ]
  ],
  "type": "Polygon"
}
Data Portal Geoscience Australia

Data Source

This dataset was originally found on Geoscience Australia "Analysing landscape changes over time using satellite data - Classroom inquiry activities using Digital Earth Australia (DEA)". Please visit the source to access the original metadata of the dataset:
https://ecat.ga.gov.au/geonetwork/srv/eng/csw/dataset/analysing-landscape-changes-over-time-using-satellite-data-classroom-inquiry-activities-using-d