Possibly someone more technical then myself will weigh in here and comment on this study.
My take is that slightly increased CO2 levels over a 3 to 4 years period is beneficial to the soil food web and crops thereon.
http://www.plosone.org/article/info...PlantBiology+(PLoS+ONE+Alerts:+Plant+Biology)
My take is that slightly increased CO2 levels over a 3 to 4 years period is beneficial to the soil food web and crops thereon.
http://www.plosone.org/article/info...PlantBiology+(PLoS+ONE+Alerts:+Plant+Biology)