Policies and funding mechanisms guided exclusively by demographic models miss such considerations completely. (sciencemag.org)
Petkova, who was the lead author of her study, traced five different demographic models for New York City that drew on past trends. (scientificamerican.com)
Using a newly developed demographic model, the scientists also studied how the US population is expected to grow and shift regionally during the same time period, assuming current migration trends within the country continue. (natureworldnews.com)