AI-generated Key Takeaways
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The National Intertidal Digital Elevation Model (NIDEM) provides a continental-scale 3D representation of Australia's intertidal zone at 25m resolution.
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The DEA Geometric Median and Median Absolute Deviation products offer statistical tools using Landsat data to provide annual images of general conditions and changes in Australia.
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The DEA Geometric Median and Median Absolute Deviation products are available for Landsat 5, 7, and 8/9 satellite data.
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DEA Land Cover provides annual land cover classifications for Australia based on over 30 years of satellite imagery using the FAO Land Cover Classification System.
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DEA Water Observations Statistics classifies pixels from Landsat imagery as 'wet', 'dry', or 'invalid' to provide information on water presence frequency.
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National Intertidal Digital Elevation Model 25m 1.0.0 [deprecated]
The National Intertidal Digital Elevation Model (NIDEM; Bishop-Taylor et al. 2018, 2019) is a continental-scale elevation dataset for Australia's exposed intertidal zone. NIDEM provides the first three-dimensional representation of Australia's intertidal sandy beaches and shores, tidal flats and rocky shores and reefs at 25 m … australia dem ga geoscience-aus-cat landsat-derived publisher-dataset -
DEA Geometric Median and Median Absolute Deviation - Landsat 5 3.1.0 [deprecated]
This product provides statistical tools to exploit the time series of Landsat 5 data available in Digital Earth Australia, providing annual images of general conditions and how much an area changes for a given year. The geomedian part of the product provides an "average" cloud-free … australia ga geoscience-aus-cat landsat-derived publisher-dataset -
DEA Geometric Median and Median Absolute Deviation - Landsat 7 3.1.0 [deprecated]
This product provides statistical tools to exploit the time series of Landsat 7 data available in Digital Earth Australia, providing annual images of general conditions and how much an area changes for a given year. The geomedian part of the product provides an "average" cloud-free … australia ga geoscience-aus-cat landsat-derived publisher-dataset -
DEA Geometric Median and Median Absolute Deviation - Landsat 8 and 9 v4.0.0 [deprecated]
This product provides statistical tools to exploit the time series of Landsat 8 and 9 data available in Digital Earth Australia, providing annual images of general conditions and how much an area changes for a given year. For calendar years 2022 onwards, Landsat 8 and … australia ga geoscience-aus-cat landsat-derived publisher-dataset -
DEA Land Cover 1.0.0 [deprecated]
Digital Earth Australia (DEA) Land Cover provides annual land cover classifications for Australia using the Food and Agriculture Organisation Land Cover Classification System taxonomy Version 2 (Di Gregorio and Jansen, 1998; 2005). DEA Land Cover translates over 30 years of satellite imagery into evidence of … australia ga geoscience-aus-cat landcover landsat-derived publisher-dataset -
DEA Water Observations Statistics 3.1.6 [deprecated]
Digital Earth Australia (DEA) Water Observations uses an algorithm to classify each pixel from Landsat satellite imagery as 'wet', 'dry', or 'invalid'. Water Observations Statistics provides information on how many times each year the Landsat satellites were able to clearly see an area, how many … australia ga geoscience-aus-cat landsat-derived publisher-dataset water