Merge pull request #37 from OPERA-Cal-Val/readme_glad

Update readme for glad

README.md

@@ -81,16 +81,19 @@ Out[2]: 'pekel_water_occ_2021',
  's1_coherence_2020',
  'cop_100_lulc_discrete',
  'radd_deforestation_alerts_2022',
- 'hand'
+ 'hand',
+ 'glad_landcover',
+ 'glad_change'
 ```
 More information about these datasets can be found below
 + Pekel water occurence: https://global-surface-water.appspot.com/download
 + ESA World Cover (10 m) for 2020 and 2021: https://aws.amazon.com/marketplace/pp/prodview-7oorylcamixxc
 + Hansen annual mosaic, treecover 2000, gain, and loss year: https://data.globalforestwatch.org/documents/941f17325a494ed78c4817f9bb20f33a/explore
 + S1 Coherence from December 2019 - Nov 2020: https://aws.amazon.com/marketplace/pp/prodview-iz6lnjbdlgcwa#resources
 + The copernicus 100 m LULC dataset from 2015 - 2019: https://land.copernicus.eu/global/content/annual-100m-global-land-cover-maps-available
-+ Height above nearest drainage (distributed and generated by ASF) in 2021: https://github.com/asjohnston-asf/agu-2022-notebooks/blob/main/hand-notebook.ipynb (and their [tool](https://github.com/HydroSAR/HydroSAR/blob/develop/src/hydrosar/hand/prepare.py) to do the exact same thing)
-+ RADD Deforestation alerts: https://data.globalforestwatch.org/datasets/gfw::deforestation-alerts-radd/about
++ Height above nearest drainage (distributed and generated by ASF) in 2021 derived from Copernicus Global DEM: https://github.com/asjohnston-asf/agu-2022-notebooks/blob/main/hand-notebook.ipynb (and their [tool](https://github.com/HydroSAR/HydroSAR/blob/develop/src/hydrosar/hand/prepare.py) to do the exact same thing)
++ RADD Deforestation alerts (ongoing): https://data.globalforestwatch.org/datasets/gfw::deforestation-alerts-radd/about
++ Glad landcover maps (2000, 2005, 2010, 2015, 2020) and change map (2020 changes when compared to 2000): https://storage.googleapis.com/earthenginepartners-hansen/GLCLU2000-2020/v2/download.html
 
 See these [notebooks](notebooks/tile_creation) to see how these tiles are generated and organized.