The concept of (2 words) describes the process by which the dominant race in society is shielded from the most toxic/harmful environmental threats, while minority groups are exposed to various health risks/hazards?

ethnicity and race.

Explanation:

In ethnicity, the cultural values and norms are differentiated for the members of the given group form those of the others and race characterized the human physical characteristics that separate the society and is minority groups. They are exposed to the various health risks and hazards and racism are associated to the superiority and inferiority of the population sharing certain physical characteristics.

The ceremonial column.