15.6
15.8
16
16.2
16.4
16.6
16.8
17
17.2
17.4
17.6
17.8
18
18.2
18.4
2017
2019
2021
2023
2025
2027
2029
2031
2033
2035
Cubic Kilometres
Constrained Scenario
Total supply
Closing the Gap
Constrained Scenario
Total supply
Closing the Gap
f
in