Solutions ?
https://www.sciencedaily.com/release...0519092205.htm
But it's from 2008, so if it was trully affordable and also effective, it would already had been implemented.
Humanity it's like 2 kids fighting in a living room in someone elses's house. If a adult don' interfeer and punish or menace, the kdis will destroy the room just to keep fighting. If the house have not a present owner, the kids will destroy the house. Well, the kids are the nations competing in a globalized world, and the living room it's planet Earth.