SFO->CHC->SFO is about ~2000kg of CO2 per person[0], compared to the average American yearly emissions of 15,000 kg[1]
Rural folk emit about 20% more CO2[2] than city dwellers in the US, so if OP lives in a city, even flying to NZ and back once a year puts him at less climate impact than an average rural American.
Rural folk emit about 20% more CO2[2] than city dwellers in the US, so if OP lives in a city, even flying to NZ and back once a year puts him at less climate impact than an average rural American.
[0] https://www.carbonindependent.org/22.html#:~:text=CO2%20emis....
[1] https://www.statista.com/statistics/1049662/fossil-us-carbon....
[2]https://www.anthropocenemagazine.org/2020/02/the-unexpected-....