3a. to what extent the warming of the Earth's climate is due to atmospheric change (anthropogenic or otherwise), and to *83 what extent it is a natural fluctuation; [FN36]
」」」」」」」」」」」」」」」」」」」」」」」」」」」」」」」」」」」」」」」」」」」」」」」」」」」」」」」」」」」」」」」」」」」」」」＜第２章　物質の構成粒子＞（教p19-）