Climate gap report - heating
I've looked at various parts of it but the most useful is the section on heating, which is explained at https://www.ethicalconsumer.org/energy/climate-gap-report-heating?utm_source=ECRA+Monthly+Newsletter&utm_campaign=f8669e674d-EMAIL_CAMPAIGN_2021_10_14_nonsub&utm_medium=email&utm_term=0_9856040c29-f8669e674d-321357508
Other sections can be found by searching their website for 'climate gap report'.