Given the track record of other things we introduced to the environment in mass quantities only to realize later were horrifyingly detrimental (CFCs and tetraethyl lead, etc) -- i think people are right that we should not take such a thing lightly
Not that it really matters, climate driven ecological collapse will probably make it irrelevant by the time it would matter
Not that it really matters, climate driven ecological collapse will probably make it irrelevant by the time it would matter