Please read the article and do a little research. This is not about changing the Bitcoin blockchain but using the tech itself. There are several crypto's that have actually succeed in doing this. This has nothing to do with sha256 hashes.
Re: 5 Global Problems
Bitcoin’s Proof of Work Can Help Solve!
Lol if you think spitting out SHA256 hashes can solve even 1 of these problems.....
Changing Bitcoin's PoW at this stage would likely shake confidence in it and price would crash.
If you follow the link in my signature, you will realize I'm well aware of benefits to alternative PoW algorithms.
I am making fun of the misleading title: 5 Global Problems
Bitcoin’s Proof of Work Can Help Solve!
In actuality, Bitcoin's PoW can not solve any of the problems listed in the article unless they were to change it.
The word Bitcoin should be deleted from the title of the article as it is misleading.