How is hydroelectric,tidal,and wind sources similar to fossil fuel and nuclear power?

Humans first appeared about 2.5 million years ago. That's million, not billion. Modern Humans first appeared about 500,000 years ago.

Fully Modern Humans first appeared about 200,000 years ago. See the chart: https://en.wikipedia.org/wiki/Timeline_o... If you represent the entire 4.5 billion years Earth has been in existence as a 24-hour day, then Humans have been around for only the last 48 seconds; Modern Humans have been around for only the last 9.6 seconds; and Fully Modern Humans have been around for only the last 3.8 seconds.

I cant really gove you an answer,but what I can give you is a way to a solution, that is you have to find the anglde that you relate to or peaks your interest. A good paper is one that people get drawn into because it reaches them ln some way.As for me WW11 to me, I think of the holocaust and the effect it had on the survivors, their families and those who stood by and did nothing until it was too late.