1. Matrix models are popular tools for plant demographic studies, but their application to long-lived, slow-growing species is hampered by the fact that (i) model output is highly sensitive to ...

Statisticians have developed what is believed to be the first model for factoring in the uncertainties of migration in population projections. Statisticians at the University of Washington have ...

One aspect of Pew Research Center’s work is population projections, which represent our best assessment about the growth and composition of the future population, either in the U.S. or elsewhere.

BACKGROUND Little attention is given to the role of migration in global population projection models. Most demographers set future levels of net migration on trajectories towards zero in all countries ...

Researchers are projecting the world’s population to peak in 2080, with more than 10.13 billion people on Earth, before the population begins to drop. New human population projections were released ...

India’s elephant population pegged at 22,446 using DNA-based mark-recapture, detailing distribution, conservation, and regional counts.