Why have manufacturing jobs moved from their traditional center in the Rust Belt to other regions in North America and regions outside of North America?

To lower labor cost

Explanation:

Other areas in North America and outside is are more labour intensive than Rust belt, so to lower labor cost which in turn lower cost of production, manufacturing jobs had to move.

can you explain it better

the invasive species was introduced due to commercial purpouses, as there was a demand for fur clothes and hence, a business opportunity connected to this product. actually, it was when the nutrias scaped, causing harm to the us ecosystems when they acquired the status of invasive species. in this case they have caused an environmental problem, but it could have affected also economic interests or even human health.