is a strategy common to species that have small body size, reproduce early, highly mobile and have short life span s

is the study of populations and their interactions with their environment. The environment influences population in terms of its density and distribution, age structure and size.

A strategy common to larger animals such as mammals, that have long lifespan, reproduce later in life and produce few offspring.

It occurs in an ideal, unlimited environment

It occurs in an ideal, unlimited environment

These factors include predator numbers, availability of food and other resources and the spread of pathogenic diseases

The magnitude of the threat to the ecosystem is linked to ______________ AND ______________.

These factors include weather and climate conditions, as well as the occurrence of natural disasters (e.g. earthquakes)

The booming economy supported by a surplus in energy in turn supported the growth of human population.

This have liberated the human population from the perils of infectious diseases while enjoying a high birth rate – thereby contributing to the exponential rise of population during this time.

Indicators of severe environmental stress are the following except