Unfortunately, like "better safe than sorry", this just isn't true beyond feel-good virtue signalling. When you're dealing with nature and the environment it all comes down to assimilative capacity; under it and we're fine, over and we're screwed. No matter how many Denmarks make dramatic changes it means nothing without movement by the biggest emitters like China and the US.
Unfortunately, like "better safe than sorry", this just isn't true beyond feel-good virtue signalling. When you're dealing with nature and the environment it all comes down to assimilative capacity; under it and we're fine, over and we're screwed. No matter how many Denmarks make dramatic changes it means nothing without movement by the biggest emitters like China and the US.