Global population projections are available from the U.N. Population Division, the World Bank, the U.S. Census Bureau, and the International Institute for Applied Systems Analysis (IIASA). 1 However, ...
Structured population models integrate the inherent heterogeneity of populations by characterising individuals through distinct traits such as age, size, or physiological state. These models have ...
Bifurcation theory provides a mathematical framework for understanding qualitative changes in the dynamics of systems as parameters vary. In the context of age-structured population models, this ...