Carbon intensity of electricity, 90-day average

China, the U.S. and India — the U.S. has the least carbon-intensive electricity grid, with 43% of electricity generated from low-carbon sources.

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Source: MSCI ESG Research, based on data from Electricity Maps (www.electricitymaps.com) indicating most-recent 90-day average as of March 31, 2025. Note that ratios in the table do not always add up to 100% because the data contains a small share of energy sources marked as unknown.