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Table 4 Same as Table 3, but for the RCP2.6 scenario

From: Future projection of greenhouse gas emissions due to permafrost degradation using a simple numerical scheme with a global land surface model

 

CO2 emissions [TgC or PgC]

CH4 emissions [GgCH4 or TgCH4]

Global mean temperature change [°C]

Reference

Dynamic, Direct

1 (0.4–2) TgC

48 (17–81) GgCH4

–

This study

Dynamic, Direct + secondary

0.07 (0.03–0.1) PgC

3 (1–5) TgCH4

Total: Dynamic + Thermo-dynamic

21 (14–28) PgC

986 (618–1341) TgCH4

0.05 (0.03–0.07)

This study

22 (15–29) PgC

Total: Previous studies

36 (20–58) PgC

446 (218–921) TgCH4

0.06 (0.03–0.10)

a

103 PgC

  

b

27 (6–62) PgC

 

d

56 (13–118) PgC

 

h

  1. References for the estimate in the previous studies are as follows. a: Schneider von Deimling et al. (2015), b: MacDougall et al. (2015), d: Gasser et al. (2018), h: MacDougall and Knutti (2016)