Update README.md

README.md

@@ -46,7 +46,7 @@ The M3LEO dataset spans 9 diverse EO data types, covering input EO imagery and a
 
 #### Synthetic Aperture Radar Datasets
 
-- [`s1grd-year`](https://developers.google.com/earth-engine/datasets/catalog/COPERNICUS_S1_GRD): Sentinel-1 SAR GRD selecting the [year] of preference: C-band Synthetic Aperture Radar Ground Range Detected, three channels (vv, vh, vv/vh) at 10m resolution, taking the seasonal median (4 seasons per year) for both ascending and descending modes.
+- [`s1grd-[2018-2020]`](https://developers.google.com/earth-engine/datasets/catalog/COPERNICUS_S1_GRD): Sentinel-1 C-band Synthetic Aperture Radar Ground Range Detected (GRD), two channels (vv, vh) at 10m resolution, taking the seasonal median (4 seasons per year) for both ascending and descending modes.
 
 - [`gssic`](https://asf.alaska.edu/datasets/derived/global-seasonal-sentinel-1-interferometric-coherence-and-backscatter-dataset/): Global Seasonal Sentinel-1 Interferometric Coherence and Backscatter dataset at aroud 90m resolution.
 
@@ -54,7 +54,7 @@ The M3LEO dataset spans 9 diverse EO data types, covering input EO imagery and a
 
 #### Optical Imagery
 
-- [`s2rgbm-year`](https://developers.google.com/earth-engine/datasets/catalog/COPERNICUS_S2_SR_HARMONIZED): Harmonized Sentinel-2 Level 2A selecting the [year] of preference, three channels (red, green, blue) monthly cloudless median at 10m resolution.
+- [`s2srm-[2018-2020]`](https://developers.google.com/earth-engine/datasets/catalog/COPERNICUS_S2_SR_HARMONIZED): Harmonized Sentinel-2 Level 2A multi-spectral imagery, 10 channels (B2, B3, B4, B5, B6, B7, B8, B8A, B11, B12) cloudless median for months [March, June, September, December] at 10m resolution.
 
 #### Labelled Datasets