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34                                                Managing Global Warming



                           Scenario 11: 1.5°C: Best plausible outcome—no REC or CIR with emissions peaking in 2017 and stabilizing at zero by 2057 with GGR starting

                                     900  800  700  600  500  400  300  200  Cumulative emissions (Gt(C))  100  0
                                                             2100  2090  GGR (Gt(C) year –1 )
                                 Annual and cumulative emissions  projections 2014–2100  2080  2070  2060  2050  2040  Net emissions (Gt(C) year –1 )  Cumulative emissions (Gt(C))












                                                             2020  2030
                                                             2010
                                     15  –1  10  5   0   Annual emissions/GGR (Gt(C) year )  –5  Emissions (Gt(C) year –1 )

                                  Peak GGR 1.7 Gt(C) year –1  in 2032  2018  TFC  2018  Target cum emissions






                                                             2100
                                                             2090  2080  TFC/year   (EJ)
                                 Annual energy projections  2014–2100  2070  2060  2050  ZEE/year   (EJ)






                             2032.                           2040
                             by                              2030  FF/year   (EJ)
                             Gt(C)/yr                     0  2020  2010


                      —cont’d  1.7 reaching  1800  1600  1400  1200  1000  800  600  400  Total final consumption (EJ)  200




                      2.2    2025     +1.5°C                 ZEE index  14
                      Box    in
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