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Ecology is the science of the study of ecosystems. Ecological balance has been defined by various online dictionaries as "a state of dynamic equilibrium within a community of organisms in which genetic, species and ecosystem diversity remain relatively stable, subject to gradual changes through natural succession." and "A stable balance in the numbers of each species in an ecosystem."

The most important point being that the natural balance in an ecosystem is maintained. This balance may be disturbed due to the introduction of new species, the sudden death of some species, natural hazards or man-made causes. In this field trip we will explore how human population and development affects the ecological balance.

Take time to explore this site as your gateway to the world of ecology. It has interesting articles and facts. There are features such as the Environmental Timeline that shows how there were different concerns about the environment throughout history.

The environmental impact of war is an interesting article on how preparation of war and warfare leads to environmental losses.

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