Which of these is changed by the Milankovitch cycles?

the length of a year on Earth
the duration of seasons on Earth
the reflectivity of Earth
the amount of solar energy that reaches Earth

1 answer

The Milankovitch cycles primarily affect the amount of solar energy that reaches Earth. These cycles involve periodic changes in Earth’s orbit and axial tilt, which influence the distribution of solar radiation received by the Earth, thereby impacting climate patterns over long periods.