So if you focus in on this trajectory and these graphs, the yellow circle there highlights that the departure from the red four-degree pathway to the two-degree green pathway is immediate.
このグラフの軌跡を よく見ると 黄色の丸で示された ４度の気温上昇を示す赤い線と ２度の気温上昇の緑の線が 離れる時期が 間近に迫っています