enriched CO2 in the atmosphere does wonders …

Interactive Effects of Elevated CO2 and Air Pollution on Wheat — Summary (21 October 2015)
Atmospheric CO2 enrichment typically enhances photosynthesis and biomass production in wheat (Triticum aestivum) under normal growing conditions. But what happens when environmental conditions are less than ideal? This Summary investigates this question as it pertains to the impact of air pollutants on the growth and development of wheat, as learned from a number of scientific studies published on this topic…

The Paris-ites wont like this; French Beans love that extra CO2. Here is a chart where the CO2 was increased by 300ppm, the yield was trebled. Plant Growth Database :

Srinivasa Rao et al. (2015)

Total aboveground dry weight of French bean grown for 75 days out-of-doors at the Indian Institute of Horticultural Research in Hesaraghatta, Bangalore, India, in open-top chambers that were covered with polyvinylchloride (PVC) sheets of 150 micron thickness and maintained at both normal and enriched atmospheric CO2 concentrations for seven hours (09:00-16:00 IST) of each day; cv Arka Anoop


About Tom Harley

Amateur ecologist and horticulturalist and CEO of Kimberley Environmental Horticulture Inc. (Tom Harley)
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