Diamond Rings Don't Shine So Bright When You Know Where They Come From

Save human kind. As in, y'know, provide fresh water, build homes, give food, the whole well being kinda thing. And by saving people, that would mean stopping wars, right?

Second. Stop global warming! How can we help ourselves when we're spiraling into utter disaster?

Protect all wildlife from unnatural harm. Pretty much meaning human related incidents would cease. We wouldn't need to help them if we just let ourselves live in harmony with animals. If they go extinct by their own means, then they're just providing the next step in a better type of species!