Can you post information about this, especially the math? According to US stats I've seen it requires an acre of growing forest to offset 100 US gallons of gas

Can you post information about this, especially the math? According to US stats I've seen it requires an acre of growing forest to offset 100 US gallons of gas per year.[0] We have a long commute (which I'm working on cutting) so we need about 8 acres to offset fully. [0] https://www.epa.gov/energy/greenhouse-gas-equivalencies-calculator https://www.epa.gov/energy/greenhouse-gas-equivalencies-calc... Edit: added missing units.