Ecosystems of Our WorldThe term “ecosystem” is short for “ecological system”. It is a biological community consisting of abiotic components and biotic components.
Ecosystems, controlled both by internal and external factors, provide a variety of goods and services to humans and other species. Biodiversity plays an important role in ecosystem functioning. Also, it is a measure of the health of ecosystems. |
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Energy Is Flowing While Nutrient Is Cycling !
Organisms both cooperate and compete in ecosystems. They are all interconnected through energy flow and nutrient cycle.
Generally, these two processes are linked; however, they are not quite the same. All ecosystems are "open" in respect of energy, but "closed" in respect of nutrients. |
Such a Variety !
Although the entire planet can be seen as a single ecosystem, the size of ecosystems is usually limited, and, for example it can vary from a small puddle to the ocean. The following examples show the diversity of ecosystems:
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