Global temperature variations on Earth driven by the Milankovitch cycle differ from those driven by the anthropogenic greenhouse effect in that
A) they are very small in magnitude, less than 1°C.
B) they occur at irregular time intervals.
C) they are driven by volcanic activity.
D) they occur over much longer timescales (thousands of years).
E) they are driven by emissions of methane gas rather than carbon dioxide.

Question

Quizplus · Accepted Answer

Milankovitch cycles are natural variations in Earth's orbit and tilt that occur over thousands of years, affecting climate over long timescales, unlike the rapid changes driven by human-induced greenhouse gas emissions.

Global Temperature Variations on Earth Driven by the Milankovitch Cycle