Update README.md

README.md

@@ -6,5 +6,14 @@ xtract_and_reorder_cams.py : extract one variable from a netcdf file and
      re-order longitude values so that they are -180 .. +180
      also adds a timestamp variable with string time labels
      
+era5_processing.md : some information on processing of ECMWF's ERA-5 data,
+     i.e. conversion from GRIB format to netCDF and re-arranging of data
+     so that one file per variable contains several time steps.
+
+plot_era5_contours_with_ipyleaflet.py : read a pre-processed netCDF file with ERA-5
+     data and plot an ipyleaflet map with contours. This code should also work with 
+     output from other models as long as the data are stored in netCDF files and 
+     have a regular lon/lat grid.
+