Page 59 - Managing Global Warming

38 Managing Global Warming

900 800 700 600 500 400 300 200 Cumulative emissions (Gt(C)) 100 0
2100
2057. 2090 Net emissions (Gt(C) year –1 )

by 2080 Target cum emissions
zero 2070

to Annual and cumulative emissions projections 2014–2100 2060
reduce 2050

and 2040 Emissions (Gt(C) year –1 ) Cumulative emissions (Gt(C))
2017 2030 2020 GGR (Gt(C) year –1 )

in 2010
peak 15 –1 10 5 0 Annual emissions/GGR (Gt(C) year ) –5
2025—emissions Peak GGR 1.5 Gt(C) year –1 in 2035 Carbon intensity (%pa reduction Gt(C)/EJ )

in
starting 2100 2090

GGR 2080 TFC/year (EJ)

1.5Gt(C)/yr Annual energy projections 2014–2100 2070 2060 ZEE/year (EJ)

+ 2050
CIR 2040
25% 2030 FF/year (EJ)
+ 2020
ZEE 800 600 400 200 0 2010
—cont’d 1.5°C: 1800 1600 1400 1200 1000 Total final consumption (EJ)

2.2 15: +1.5°C ZEE index 14
Box Scenario