Carbon Footprint of Electricity Generation by Country (g CO₂e/kWh) 2026
Solar panels look clean, but manufacturing them requires energy. Wind turbines are made from steel and concrete—both carbon-intensive. Nuclear plants produce zero emissions during operation but cost billions to build. This is why lifecycle carbon intensity matters. It measures the true environmental cost of electricity, including everything from mining raw materials to decommissioning power plants. Our analysis reveals which countries truly have the cleanest electricity when you count the full picture.
Lifecycle emissions measure the total carbon footprint of electricity generation across its entire lifespan: This gives a complete picture of environmental impact. Direct emissions (just operation) tell only half the story. Even with lifecycle analysis, renewable energy dominates: The verdict: Renewables and nuclear are clean even when counting full lifecycle. Fossil fuels remain dirty no matter how you measure. Solar Manufacturing: Making a solar panel requires energy. But over 25 years, it generates 50 times more energy than was used to make it. Lifecycle emissions are still low. Nuclear Construction: Building a nuclear plant takes years and massive resources. But it runs for 60 years with zero operational emissions. Lifecycle emissions are very low. Coal Mining: Extracting coal requires heavy equipment and transportation. But this is tiny compared to burning the coal. Lifecycle emissions are still dominated by combustion. Wind Turbines: Made from steel and fiberglass. Manufacturing is energy-intensive. But a turbine generates 100+ times its manufacturing energy over 20 years. Lifecycle emissions are minimal. Nordic countries lead with hydroelectric and nuclear. Germany is rapidly transitioning to wind and solar. Even with manufacturing emissions, European electricity is increasingly clean. Costa Rica and Brazil benefit from geography—abundant water for hydroelectric dams. This gives them extremely low lifecycle emissions. China and India have high lifecycle emissions due to coal dominance. Even accounting for manufacturing, coal remains the dirtiest option. What We Measured: We analyzed lifecycle carbon intensity of electricity generation across 210+ countries. This includes all greenhouse gases (CO₂, methane, nitrous oxide) measured in CO₂-equivalents. Data Source: Our World in Data (OWID) - Carbon Intensity of Electricity dataset. This includes upstream, supply-chain, manufacturing, and operational emissions. Why This Matters: Lifecycle analysis prevents greenwashing. It shows the true environmental cost of each energy source. 2024 Data: Latest available year from OWID dataset 2026 Projections: Based on historical trends from 2015-2024. Countries expanding renewables show declining lifecycle emissions. Countries expanding coal show increasing emissions. Projections calculated using linear trend analysis. Important Note: Lifecycle emissions vary by technology and location. Solar in sunny regions has lower emissions than solar in cloudy regions. These figures represent global averages. What Is Lifecycle Carbon Intensity?
Carbon Footprint of Electricity Generation by Country (g CO₂e/kWh) 2026
Key Findings
Top 10 Cleanest Electricity (Lifecycle Basis)
Why Lifecycle Analysis Changes Things
Regional Patterns
Europe - Renewable Leaders
Americas - Hydroelectric Advantage
Asia - Coal Trap
Data Methodology
Carbon Footprint of Electricity Generation by Country (g CO₂e/kWh) 2026
#
1
1,267.86
1,410.71
2
1,306.12
1,305.99
3
1,139.54
1,145.43
4
935.19
924.82
5
902.6
902.09
6
890.66
887.81
7
839.81
849.08
8
847.04
845.15
9
821.27
817.48
10
784.72
809.72
11
750.03
798.24
12
767.8
754.5
13
695.17
704.32
14
701.63
702.46
15
712.94
694.84
16
685.91
689.37
17
698.58
688.11
18
682.11
682.3
19
671.97
676.76
20
678.07
674.67
21
669.69
673.85
22
683.27
671.05
23
662.63
662.27
24
669.73
658.3
25
656.68
657.77
26
657.67
656.12
27
659.67
654.91
28
653.37
654.43
29
652.85
651.13
30
656.14
645.74
31
664.56
645.09
32
643.94
643.98
33
643.63
643.82
34
640.88
639.16
35
635.05
638.34
36
620.76
636.33
37
637.78
636.09
38
638.5
635.1
39
639.2
632.88
40
636.25
632.66
41
635.77
631.36
42
632.04
631.22
43
634.88
622.76
44
621.77
621.08
45
622.15
620.22
46
634.13
619.33
47
575.07
616.98
48
628.46
615.43
49
599.13
612.19
50
617.52
611.67
51
654.92
611.3
52
605.48
611.18
53
613.37
607.1
54
611.11
604.17
55
602.75
602.82
56
643.52
601.04
57
608.31
600.35
58
600
600
59
597.27
599.12
60
610.24
597.66
61
604.97
595.49
62
609.71
592.15
63
600.59
587.12
64
598.3
586.13
65
593.09
581.16
66
533.47
575.42
67
581.09
565
68
567.83
564.12
69
571.2
563.22
70
567.61
561.65
71
561.73
560.51
72
574.79
559.14
73
548.08
547.19
74
547.97
542.5
75
564.67
542.08
76
546.52
540.78
77
528.08
539.73
78
548.77
538.71
79
562.19
534.76
80
554.28
533.98
81
554.43
529.92
82
538.48
526.62
83
543.91
517.65
84
489.27
512.3
85
515.66
512.28
86
529.96
509.69
87
523.19
505.74
88
507.2
504.78
89
536.84
503.12
90
545.02
500.41
91
501.23
499.62
92
493.71
496.73
93
515.68
489.62
94
524.5
482.94
95
515.43
482.4
96
470.92
468.47
97
478.64
467.98
98
470.66
466.36
99
486.1
466.11
100
470.1
454.46
101
473.9
452.88
102
459.82
452.03
103
489.92
448.35
104
448.41
444.61
105
463.84
443.74
106
417.11
439.38
107
459.43
438.46
108
438.15
438.07
109
421.64
435.32
110
468.51
434.39
111
469.21
432.68
112
432.19
421.97
113
425.52
405.54
114
409.41
399.4
115
416.38
396.87
116
405.4
385.3
117
425.02
375.62
118
435.08
373.16
119
379.15
352.93
120
363.73
347.47
121
408.73
345.24
122
407.45
340.93
123
338.71
338.3
124
352.03
328.65
125
367.87
328.61
126
338.07
325.66
127
348.55
322.75
128
368.83
314.95
129
276.45
312.09
130
344.44
310.64
131
333.39
293.63
132
311.58
291.77
133
348.83
283.03
134
284.19
276.09
135
269.63
267.07
136
259.52
265.51
137
278.86
264.68
138
308.06
258.11
139
262.27
256.62
140
246.12
250.91
141
266.9
246.83
142
306.33
236.39
143
269.48
233.17
144
252.87
233.05
145
252.7
230.33
146
262.17
217.09
147
245.79
216.59
148
227.72
212.66
149
210.99
208.32
150
229.2
205.68
151
213.01
196.34
152
180.09
193.67
153
230.46
192.27
154
220.21
185.05
155
193.91
183.6
156
242.73
173.34
157
189.62
171.52
158
204.33
171.02
159
193.64
166.61
160
158.65
161.26
161
161.52
157.84
162
146.18
153.24
163
143.7
149.73
164
133.78
144.69
165
116.23
129.68
166
114.67
124.01
167
146.44
118.48
168
117.42
116.08
169
140.45
115.99
170
119.11
115.44
171
132.69
113.99
172
126.42
111.94
173
149.33
108.88
174
121.19
105.38
175
118.38
100.77
176
109.88
100.66
177
111.79
98.18
178
136.75
92.43
179
116.13
89.81
180
122
89.49
181
101.75
85.75
182
135.87
85.43
183
88.73
81.24
184
129.15
61.85
185
58.05
58.03
186
85.14
57.19
187
56.05
53.29
188
48.94
48.05
189
47.72
41.99
190
36.38
37.79
191
37.19
37.14
192
38.22
37.11
193
84.12
36.93
194
145.83
29.17
195
28.28
28.43
196
29.19
28.19
197
26.18
25.56
198
25.01
25.2
199
24.31
24.51
200
24.27
24.45
201
22.69
23.46
202
23.39
23.23
203
23.14
23.08
204
0
0
205
-14.67
-71.93
Frequently Asked Questions
Is nuclear power really clean?
Yes. Nuclear has lifecycle emissions of just 12 g CO₂e/kWh—lower than solar. Why? Nuclear plants run 24/7 for 60 years. They generate enormous amounts of electricity. Manufacturing and decommissioning emissions are spread across decades of output. The result: extremely low lifecycle emissions. The only downside is waste disposal, which is a political problem, not a technical one.
What about solar panel recycling?
Solar panels last 25-30 years. At end-of-life, 95% of materials can be recycled. Recycling requires energy but far less than manufacturing new panels. Lifecycle emissions already account for this. Even with recycling costs, solar remains one of the cleanest energy sources.
Why do coal plants still exist if they're so dirty?
Coal plants were built decades ago when climate change wasn't a priority. They're paid off, so operating costs are low. Replacing them requires massive capital investment. Coal companies lobby governments to keep plants running. But economics are changing—new solar and wind are cheaper than operating old coal plants. Within 10 years, most coal will be economically obsolete, not just environmentally.
Data Disclaimer: Projected data (future years) are estimates based on mathematical models. Actual values may differ. Learn about our methodology →
Sources
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Updated: 21.12.2025https://ourworldindata.org/grapher/carbon-intensity-electricity
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