Explain this code line by line and explain what each line is doing and why. Explain the process of the code to generate this map. Make a detailed interpretation of the map.

lat = ncread('200.nc',''at'); lon = ncread('200.nc','lon'); ch4 = ncread('200.nc','xch4'); ch4 = ch4 1e9; for x=1:72 for y =1:36 for t=1:210 if ch4 (x,y,t)>100000 ch4 (x,y,t)=NaN; end end File Edit View Insert Tools Desktop Window Help