> If you really want zero carbon you can use only hand tools and harvest your own trees. How is that zero carbon? That's actually higher carbon than the regula

> If you really want zero carbon you can use only hand tools and harvest your own trees. How is that zero carbon? That's actually higher carbon than the regular way with power tools. Human power is very inefficient, you'll emit far more carbon because you'll need to eat more. And hand harvesting a tree is also far more wasteful of CO2.