OH, nobody knows the future and nobody ever will. That's why its important to balance your pessimistic outlook with what's actually going on in technology and related fields. Hundreds of millions more will likely die from various fallout of some of our current environmental woes before enough new paradigms are in place, but that doesn't mean they won't come to be. Science isn't a religion to worship, but its honestly the only redeemable thing about human beings in regards to our potential as a species. Should we put science and tech on its own curve and look at how we are making jumps in two years that would have taken ten years previously? Look at information technology and how far its come in only two decades. Its ****ing mindboggling.
Secondly....
https://www.nytimes.com/2018/06/01/c...le-energy.html
You could do a whole 'nother set of breakdowns just based on the falling costs of renewables.