To development economist Lant Pritchett, "population decline" is a mild way to describe what could be a global demographic crisis. "The reaction is often 'ho-hum' as the rates [of population decline] ...

Identifying the demographic parameters (e.g., reproduction, survival, dispersal) that most influence population dynamics can increase conservation effectiveness and enhance ecological understanding.

Each spring, as reliably as the changing of the seasons, Japan releases grim new population data that prompts handwringing in the press and vows by politicians to address the country’s demographic ...

One aim of studies in evolutionary biology is to estimate the fitness of a phenotype within a population. One of the most natural estimates of fitness is λ, the multiplication rate, or finit rate of ...

The U.S. Hispanic population reached 62.1 million in 2020, accounting for 19% of all Americans and making it the nation’s second largest racial or ethnic group, behind White Americans and ahead of ...