Immigration will be the key factor determining whether populations in the developed world increase or decrease over the coming century. Newly published policy-based population projections illustrate this for the United States. by Philip Cafaro Population size helps determine human societies’ environmental impacts. Given that immigration is a key factor influencing the size of human populations, […] The post The impact of immigration policy on future U.S. population size appeared first on ...| The Overpopulation Project
A shift in attitude towards population growth has occurred the past 50 years, from believing in overpopulation to thinking Earth is underpopulated| The Overpopulation Project