Population ecology is the study of how populations — of plants, animals, and other organisms — change over time and space and interact with their environment. Populations are groups of organisms of ...

Coastal populations are expanding quickly around the world. The rise is evident in burgeoning waterfront cities and in the increasing damage from powerful storms and rising sea levels. Yet, reliable, ...

Paul Ehrlich, a Stanford ecologist whose research on butterflies and population dynamics helped shape modern ecology, became one of the most prominent scientific voices in the early environmental ...