Agreed. See this video "Bruce Bugbee, Utah State University Department of Plants, Soils and Climate, has studied plant growth in controlled environments for mos

Agreed. See this video "Bruce Bugbee, Utah State University Department of Plants, Soils and Climate, has studied plant growth in controlled environments for most of his career. Here he presents the results of his analysis of the environmental effects of Vertical Farming/Indoor Agriculture (September 2015)" A copy of the slides can be downloaded here (the link shown on the youtube page is dead. correct link https://cpl.usu.edu/htm/research/publication=15787 https://cpl.usu.edu/htm/research/publication=15787)