Sentinel-5P Nitrogen Dioxide tropospheric column
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// Sentinel 5P - Nitrogen Dioxide tropospheric column
// Author: Annamaria Luongo (Twitter: @annamaria_84, www.linkedin.com/in/annamaria-luongo-RS)
// CC BY 4.0 International - https://creativecommons.org/licenses/by/4.0/
var values = [ 2.5*1e-5, 5*1e-5, 7.5*1e-5, 1*1e-4, 2.5*1e-4, 5*1e-4]; //value of NO2 in mol/m2
return colorBlend(NO2, values,
[
[ 64/255, 27/255, 134/255], // -> 2.5*1e-5 = #401B86
[ 37/255, 70/255, 201/255], // -> 5.0*1e-5 = #2546C9
[ 42/255, 212/255, 36/255], // -> 7.5*1e-5 = #2AD424
[240/255, 236/255, 37/255], // -> 1.0*1e-4 = #F0EC25
[240/255, 117/255, 55/255], // -> 2.5*1e-4 = #F07537
[219/255, 58/255, 76/255] // -> 5.0*1e-4 = #DB3A4C
]
);
Evaluate and visualize
Description
The script visualizes Nitrogen Dioxide (NO2) tropospheric column from Sentinel-5p data in a range of ( 2.51e-5, 51e-4) mol/m2.
Description of representative images
NO2 tropospheric column values in Europe, on 25.10.2019. 
Contributors:
Annamaria Luongo