Numbers. Might surprise some.
Canada comes 7th on a table of per capita CO2 emissions, at 18.72 tons each.
The country uses 675,918,610 tons a year, also the 7th largest.
Australians are the 12th biggest per capita users at 17.15 tons each.
Australia emits 414,988,700 tons in total, making it 14th as a country.
USA is 15th per head, at 15.32 tons.
America's the 2nd largest national emitter with 5,011,686,600 tons.
Russians are the 22nd biggest per capita users, at 11.45 tons each.
Russia's the 4th largest emitter overall with 1,661,899,300 tons.
Japan comes 26th on per capita emissions, at 9.76 tons a head.
It's the 5th largest national emitter with 1,239,592,060 tons.
Germany is 28th per capita users, at 9.42 tons each.
The country's the 6th largest emitter overall, with 775,752,190 tons.
China's 41st per capita, with 7.44 tons each.
Its national emissions are the highest at 10,432,751,400 tons.
The UK comes 60th per capita at 5.60 tons per head.
We are 17th for total country emissions, with 367,860,350 tons a year.
India's only 126th for per capita emissions because of its large population.
As a country it's the 3rd largest emitter at 2,533,638,100 tons.
The data's a few years old, I think:
https://www.worldometers.info/co2-emissions/co2-emissions-per-capita/
A methane table might be useful - but methane release is changing so fast, I don't know if one's available.