> not a biologist, but I imagine this affects the gene pool, and overall (including social) diversity as well. - I wouldn't worry about gene pool diversity in

> not a biologist, but I imagine this affects the gene pool, and overall (including social) diversity as well. - I wouldn't worry about gene pool diversity in India (I agree with the first two statements though): ,,A 2005 study from Rutgers University theorized that the pre-1492 native populations of the Americas are the descendants of only 70 individuals who crossed the land bridge between Asia and North America.'' https://en.wikipedia.org/wiki/Population_bottleneck https://en.wikipedia.org/wiki/Population_bottleneck