Examlex
All of the long-lived parent-daughter isotope pairs that were present when Earth formed are still present in measurable quantities.
Subsistence groups
Communities or social groups that rely on natural resources and their immediate environment for their food, shelter, and clothing, often through hunting, gathering, fishing, or subsistence agriculture.
Distribution
The way in which something is shared out among a group or spread over an area.
Consumption
The process by which goods and services are utilized by individuals or groups to satisfy personal or collective needs or desires.
Production
The process of creating, manufacturing, or producing goods, services, or information, often involving a combination of labor, materials, and capital.
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