Perhaps you should have pointed Brian at those 137,000 results. He may have found them interesting but more than likely would deny that they existed.<quoted text>
Yes, many thousands of CO2 experiments have been conducted with the same results. Replicated by independent tests world wide. More CO2 is beneficial to life on Earth.
As to beneficial, it depends on what life your are testing for. Certainly not the life that humanity has come to expect for the last few hundred years.