Canberra Times: Quietly in public, loudly in private, climate scientists everywhere are saying the same thing: it’s over. The years in which more than 2degrees of global warming could have been prevented have passed, the opportunities squandered by denial and delay. On current trajectories we’ll be lucky to get away with 4degrees. Mitigation (limiting greenhouse gas pollution) has failed, now we must adapt to what nature sends our way. If we can. This was the repeated whisper at …