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Carbon reduction data was extracted from data supplied by US and Canadian federal agencies.
US electricity generation and CO2 emissions by state:
https://www.eia.gov/electricity/data/state
Canadian electricity generation and CO2 emissions by province:
https://www.cer-rec.gc.ca/nrg/ntgrtd/mrkt/nrgsstmprfls/yt-eng.html
https://www.canada.ca/en/environment-climate-change/services/environmental-indicators/greenhouse-gas-emissions.html