As plants use carbon dioxide and free electrons derived from water to turn carbon dioxide into carbohydrates (please excuse the simplistic nature of the overview of photosynthesis, i realise what i just said barely scratches the surface but run with me on this) Couldnt we do the same with CO2 admitted from power stations?, firs electrons at it under the right conditions and simply make by-product carbohydrates out of it?
I am just about to lay a new lawn, it is 15 sq metres and i need to level the ground by 8cm all the way round. I have ordered 1.2 cube of compost will this be enough, how do i work out the volume required???