Less than 60% of California households have AC compared to 80% across the US. The excess capacity necessary would seem to be smaller if this were a large contri

Less than 60% of California households have AC compared to 80% across the US. The excess capacity necessary would seem to be smaller if this were a large contributing factor. Source: https://www.eia.gov/consumption/residential/reports/2009/state_briefs/pdf/ca.pdf https://www.eia.gov/consumption/residential/reports/2009/sta...