I think the effort to harvest them uses lots of tractors. Just using consensus numbers. There is certainly room for debate Graph: https://partofthething.com/th

I think the effort to harvest them uses lots of tractors. Just using consensus numbers. There is certainly room for debate Graph: https://partofthething.com/thoughts/wp-content/uploads/ipcc-co2-of-fuels.png https://partofthething.com/thoughts/wp-content/uploads/ipcc-... Citation: Schlomer S., et.al., 2014: Annex III: Technology-specific cost and performance parameters. In: Climate Change 2014: Mitigation of Climate Change. Contribution of Working Group III to the 5th Assessment Report of the IPCC) Link to source: https://www.ipcc.ch/site/assets/uploads/2018/02/ipcc_wg3_ar5_annex-iii.pdf https://www.ipcc.ch/site/assets/uploads/2018/02/ipcc_wg3_ar5...