you can read these-

https://www.sv.uio.no/iss/english/research/projects/adaptation/publications/1-responding-to-climate-change---three-spheres-of-transformation_obrien-and-sygna_webversion_final.pdf

https://sites.google.com/site/gccclimatechange/the-different-spheres/the-hydrosphere

http://www.ei.lehigh.edu/learners/cc/readings/howhuman.pdf

https://www.nationalgeographic.com/environment/global-warming/pollution/

Hello Mohammad,

I think most of the anthropogenic activites is taking place at the troposphere so this spere contributing more incomparision to other.

All the best

I have also same view with all.

Hello dear ,

I think that is troposphere