Random thoughts on climate change

The question is not one regarding global warming which allows for confusion in determining how a changing climate affects the ability for life to exists on the planet.

Further, the following two theories lose importance behind a farce of polarized propaganda:

(1) Has human existence had a negative effect on climate variability?

(2) Does accelerating the period and rate at which climate cycles occur have a direct impact on the depletion of the Earth's atmosphere?