P4U2/ラビリス
作成時間:
ペルソナはーん!!
Kaiden
2016/08/07 22:37:27
“Dirk, are you familiar with the climate history of the Earth? Even hundreds of millions of years ago when the sun was substantially cooler, the Earth’s climate was often hotter than today.”And the Earth’s atmosphere was much denser than today, and contained nearly no oxygen. The comparison doesn’t hold on multiple levels. Without oxygen, there can have been no water cycle as we know it today. There were no phtnsoynohesizitg organisms.