At ~$50/Tonne, that is more than than current carbon prices, as far as I can tell. The cheapest way is to not produce it in the first place. Deepening topsoil

At ~$50/Tonne, that is more than than current carbon prices, as far as I can tell. The cheapest way is to not produce it in the first place. Deepening topsoil is my favourite way of sequestering carbon.