Article seems in bad faith at best, light airy prose by anonymous Mr Cloudman.<p>At this point I don't see the cause of eCO2 as relevant - although the source seems clear-cut. The fact it is rising so fast means it will directly harm human health within 30 years (if it is not already occurring) is reason to act.<p>With human blood ph changes, slowed cognition, reduced durability of concrete, falling food-plant nutrition, and increasing plant flammability as just a few examples. Most of these already happening. It was only 'fertiliser' when it was <280ppm. Why would we not act? Links available.