food security in times of disaster or emergency are other good reasons for investing in local food supply. Also, diversification of the economy. But ya, it needs to make some economic sense too.
We grow a lot of food in hothouses in Canada...
We grow a lot of food in hothouses in Canada...
Outside of Alberta, most of Canada's electrical generation is very low carbon (nuclear and hydro) per electricitymap.org.
https://usgreenchamber.com/how-iceland-is-revolutionizing-gr...
Slowly developing insulated indoor aquacultures, led lighting, robotic harvesting, perfect climate control, gas mixture, mineral and nutrients.
With near future robotics we'll see near zero carbon footprint production with near zero human work load for a fairly wide range of healthy foods.