What is the lifecycle on the batteries? What about the externalities of heavy mining to find the materials for batteries? Isn't it really toxic? Is it even feas

What is the lifecycle on the batteries? What about the externalities of heavy mining to find the materials for batteries? Isn't it really toxic? Is it even feasible to run the whole world immediately on rechargeable batteries? How much more environmental impact would be levied, as opposed to nuclear plants?