High emissions
Medium-high
Low
Medium-low
Projections
35cm
Every centimetre rise raises the risk of flooding and storm surges
30
25
20
Observed change in global mean sea
level 1993-2019
15
10
5
Uncertainty
range
0
1993
2020
2050
Projections
35cm
30
High emissions
Uncertainty range
for all emissions
scenarios
25
Medium-low
Medium-high
20
Low
Observed change in global mean sea
level 1993-2019
15
Every centimetre rise raises the risk of flooding and storm surges
10
5
0
1993
2020
2050