Graphic
Support for types of climate intervention
Results from surveys in 30 countries, asking “How much do you support the broader deployment of each of the technologies to limit the effects of climate change?”
Fully reject
Somewhat reject
Neither reject nor support
Somewhat support
Fully support
income level:
Stratospheric aerosol injection
middle
High
Marine cloud brightening
middle
High
Space-based geoengineering
middle
High
Direct air capture with carbon storage
middle
High
Bioenergy with carbon capture and storage
middle
High
Afforestation and reforestation
middle
High
0
25
50
75
100%
Notes: A survey of 30,284 respondents across 30 countries; income groups are based on the World Bank’s latest classification of countries.
Source: Brutschin et al. (2024), Environmental Research Letters
Fully reject
Neither reject nor support
Somewhat reject
Somewhat support
Fully support
Stratospheric aerosol injection
income level:
Middle income
8%
10
20
30
32%
High income
15%
18
27
27
13%
Marine cloud brightening
Middle income
6%
8
17
32
37%
High income
12%
16
26
30
15%
Space-based geoengineering
Middle income
7%
9
17
29
37%
High income
16%
16
25
26
16%
Direct air capture with carbon storage
Middle income
4%
6
16
31
42%
High income
8%
13
26
32
22%
Bioenergy with carbon capture and storage
Middle income
4%
7
16
33
40%
High income
6%
11
28
34
20%
Afforestation and reforestation
Middle income
2%
3
7
21
67%
High income
1%
3
13
26
57%
Notes: A survey of 30,284 respondents across 30 countries; income groups are based on the World Bank’s latest classification of countries.
Source: Brutschin et al. (2024), Environmental Research Letters
