表3 古气候和历史气候主要暖期大气CO2浓度和全球温度与海平面变化以及近千年与现代参考时期气候特点与未来预估气候变化[4]
Table 3 Atmospheric carbon dioxide concentration, global surface temperature and global sea level during the multiple paleoclimate warm periods to compare with the last millennium and the reference periods, as well as the projected future climate change[4]