From the climatic records it is clear
A) a runaway greenhouse effect threatens to kill life on Earth.
B) the scientific notion of global warming seems to be in error.
C) Earth's temperatures have actually decreased substantially in the last 100 years.
D) Humans created the greenhouse effect.
E) there has been warming in the last 100 years.

Question

Quizplus · Accepted Answer

The climatic records indicate that there has been warming in the last 100 years, as evidenced by the increase in global surface temperatures and melting ice caps. A runaway greenhouse effect is a theoretical concept that has not yet occurred on Earth, and there is overwhelming scientific consensus that human activities have contributed significantly to the greenhouse effect but did not create it.

From the Climatic Records It Is Clear