Question

why has the world
decided not to expect Antarctica commercially

Answer 1

Eighty percent of the planet's population, represented by their governments, have signed or ratified the Antarctic Treaty.

The treaty preserves all land and ice south of 60 degrees S, for the scientific study of the health of planet Earth. It's Marine Protocols also protect the Southern Ocean and its inhabitants in the same geography.

Answer 2

Hey Dear, Because there are Many Reasons such as the weather Conditions in Antarctica,Less Population,There was no such infrastructure Build up as the Country Should have,the People Can't Migrate to Antarctica for Livelihood...