This math has already been done. Even if you figured the carbon offset cost, transporting agriculture still beats out all of these alternatives by a lot. The

This math has already been done. Even if you figured the carbon offset cost, transporting agriculture still beats out all of these alternatives by a lot. The math is only becomes slightly favorable to the subset of plants with high water content and lower sunlight tolerance. You can grow tomatos at nearly break-even. A diverse set of agriculture that can sustain people with balanced diets? Not a chance.