Wood is carbon neutral because the tree took the exact amount of carbon out of the air that is put back by burning the tree. That's not to say wood is sustainable because if everyone used wood for heat there would be a net loss of wood resulting in a net increase in carbon.
Wood is carbon neutral because the tree took the exact amount of carbon out of the air that is put back by burning the tree. That's not to say wood is sustainable because if everyone used wood for heat there would be a net loss of wood resulting in a net increase in carbon.