Dear Authors,

Thank you very much for revising the manuscript.
The referees find the revision is OK. However, I still find some technical issues with the revised manuscript. Please attend those suggestions too, and submit it for a publication on ACP.

Please find my comments below and revise the manuscript accordingly.

Many thanks and Best regards,
Jayan



Line 294: estimation of ?
Line 334: for the first time
Line 342: either not available or insufficient
Line 348: hyphen, not “minus” sign
Line 354: please give reference for their “National Communications”
Line 282: “East Asia: “and similarly at other places (e.g. for Europe, Americas, etc.)

Line 384: Conclusions
Please write the important findings from this study in the conclusions. The first sentence itself says it is an update of an earlier work, which is not really describing anything about your work here. You need to mention, to the least, what was the key result of the previous study and what improvement has been made, and what would be the impact of this particular update?

Your abstract clearly summarizes your work, but your conclusions give more questions than answers. So please add main results and recommendations from your study in the conclusions. Also, there were two objectives for this study (lines 79—80). Please mention about the objectives in the conclusions, whether they are met or not.