Study shows urban sprawl threatens genetic diversity
Urban development isolates wildlife populations and promotes inbreeding, according to a genetic study of animals in Southern California by researchers at the National Park Service and the U.S. Geological Survey. Ref. Source 5
This is a long standing problem and people are seeing the effects of this especially in bear country where they are not afraid to come into houses or break into cars because there is just not enough space out there to hunt without threading upon man.