There is also a wobble in the rotational axis of the earth and there is a variation of the rotation of the earth around the sun that is a measurable variable. I think that we don't know nearly enough about the whole system to make any predictions at all. And I detest the canard that man the evil being caused it all.
Prove it. Don't just say it to be so.
Its all about envy, power and control. Little actual science.