GMO has been responsible for environmental foibles

Such as?

and is not healthy for human consumption.

That’s like saying ‘nuts are not healthy for human consumption’ because it’s possible to breed toxic varieties of almonds with high cyanide content in a conventional manner. Sure, it is possible to genetically engineer food to be unsafe. There is no evidence it’s happening and there would be no compelling reason to do that. There are lots of reasons to use it to make food healthier and more nutritious.