Every 85 years it shows it is expected in 2061
Continental crust is 2.7-3.0
Oceanic crust is 3.0-3.3
Mantle is 3.3-5.7
Outer core is 9.9-12.2
Inner core is 12.6-13.0
I think it is Sulfur Dioxide (SO2) and Nitrogen Oxides (NOX).
Answer:
In my opinion I think that's it's number 4
