Plenty of people speak it out loud. But getting billions of people across numerous cultures to collectively give up what they consider basic comforts is not going to happen. It goes against basic human nature. You can try to fight that, but you will lose. The planet will die off first.
In light of that, it seems wise to me to try and get other plans in place to remove carbon from the atmosphere.
In light of that, it seems wise to me to try and get other plans in place to remove carbon from the atmosphere.