Scientists Know That Increasing CO₂ Traps More Heat in Earth's

Multiple Choice

Scientists know that increasing CO₂ traps more heat in Earth's atmosphere and causes global temperatures to rise.What type of data provides the strongest evidence of this relationship?

A) Rising levels of atmospheric CO₂ from the Mauna Loa measuring station
B) Comparisons of historical CO₂ levels in ice cores and global temperatures over 800,000 years
C) The 1.8°F (1°C) rise in global temperatures since about 1880
D) The FACE experiments, which show increasing NPP with rising CO₂ levels
E) Rising levels of carbonic acid in seawater, leading to decreasing ocean pH