So, just to share my thoughts, part of the reason why a question like this seems unpopular is that it kinda is raising completely unjustified doubt on very well

So, just to share my thoughts, part of the reason why a question like this seems unpopular is that it kinda is raising completely unjustified doubt on very well established science. A good place to start might be: https://xkcd.com/1732/ https://xkcd.com/1732/ And then I recommend you at least read 3-4 wikipedia pages on warming, climate, ice-ages before pushing these questions... They will more than answer them for you.