What does apace mean in the passage cost of children

The word apace in the passage "The Cost of Children" means spreading. The author is talking about the dramatic decline in birth rate which is one of the most pervasive issue in the past centuries and this incident is apace around the world or simply, spreading around the world.

The issue of racism greatly inflience herbecause by then there was racio discrimination in the south this affects her such that she will grow up favouring people of her race and undermining the othersracism will build herin earlier days the people of south were oppressed by the whites since they were considered slaves or subject yo the whites.so as a result of this the whites children grew up bearing in mind that they were more superpower than the black