Just between you and me, shouldn't the World Bank be...

Just between you and me, shouldn't the World Bank be encouraging more migration of the dirty industries to the LDCs (lesser developed countries)? I think the economic logic behind dumping a load of toxic waste in the lowest wage country is impeccable and we should face up to that.... I've always thought that underpopulated countries in Africa are vastly under polluted; their air quality is vastly inefficiently low compared to Los Angeles or Mexico City.