"2. I would stabilize the population. Until someone dies, no new people can be created. Immediate sterilization is irresponsible."
Let's breed foxes there again.
There's no need to kill people. They are doing something useful for the planet: planting trees, fighting forest and steppe fires, and engaging in land reclamation, etc. Without them, chaos will reign on the planet. Besides, people can track dangerous meteorites and destroy them in space. And then they will spread My Word to other planets.