Healthy ecosystems are essential for human well being, as they provide invaluable functions and services including sustaining living marine resources. The health of ecosystems is therefore not ...

An ecosystem is a group of animals, plants and microorganisms that live together. The group of each type of living thing is called a community, and the place that they live is called a habitat.

A formula can be used to predict what happens when a new species is introduced into an ecosystem -- whether it will establish itself in the community or fail to gain a foothold and die out.

1982). Many types of human-caused disturbances have occurred in desert ecosystems (Burke 2001). Failed agricultural attempts, clearing land, road building, off-road vehicle use, water diversion ...

Wetlands are ecosystems, in which water is the primary factor controlling the environment and the associated plant and animal life. A broad definition of wetlands includes both freshwater and ...