William Astley’s comment on CO2 and photosynthesis has been upgraded to a post (subheadings added).  Rich green North German park. Photo by P. Gosselin  Higher CO2 concentrations offer even more advantages By William Astley Better water use by plants In addition to increasing crop yields, increased CO2 enables plants to live in regions were there … Continue reading Higher CO2 Concentrations Mean Better Plant Water Use, Enhanced Photosynthesis, Expanding Sahel