Examlex
Which of the following facilitated the interchange of animals between the Nearctic and Palearctic regions?
Demographers
Experts who study populations, including their sizes, distributions, and trends, by analyzing birth, death, migration, and aging patterns.
Herbert Spencer
A British sociologist and philosopher known for applying the theory of natural selection to society, contributing to the development of social Darwinism.
Social Change
The transformation of cultural, social, and political structures over time, often driven by collective behavior and social movements.
World's Energy
Refers to the global production, distribution, and consumption of various forms of energy, including fossil fuels, nuclear, and renewable sources.
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