Density-Independent Factors

Definition

These are environmental factors that affect a population's size regardless of its density. They include natural disasters, climate, and human activities.

Related terms

Abiotic Factors:

Non-living components of an ecosystem that can influence its functioning and survival such as sunlight, temperature, wind patterns etc.

Biotic Factors:

Living or once-living organisms in the ecosystem which can influence the population such as predators, competition for resources etc.

Climatic Events: Weather-related events like hurricanes, droughts or floods that can drastically impact a population irrespective of its size.