One of the smallest ecosystems (in area, not in population) is that of the human gut. Coral reefs are often referred to as the “rainforests of the ocean” because these ecosystems teem with life – an estimated one-quarter of marine species rely on them for food or shelter. An ecosystem is therefore a natural self-sufficient unit and is defined by the natural functions of both living and non-living things which encompasses examples such as lakes, ponds, deserts, forests, oceans, gardens and even our homes. Taigas are a kind of forest ecosystem found in the far northern regions of the world. A grassland ecosystem is characterized by mixed non-woody vegetation cover and is dominated by grass or grass-like plants. Ecosystem services come in many forms. As earlier stated, there are also several biotic factors, such as animals and plants. Tundra ecosystems are found in Polar Regions or on the summits of high mountains. Located in tropical regions, rainforests possess a greater diversity of plant and animal life than any other type of ecosystem. The melting snow also exposes lichens and small flowers. Grasslands occur mainly on plains or rolling topography in the interiors of expansive land masses, and from sea level to altitudes of about 16,400 feet in the Andes. These relationships condition the existence of all the inhabitants of the ecosystem, since they modify their behaviors, their way of feeding and reproducing, and in general the conditions necessary to survive. Consisting of flowing freshwater, river and stream ecosystems support a variety of underwater life. Ecosystem examples range from the frigid tundra of Antarctica to tropical rainforests of Costa Rica to your home garden. Any planet, moon or asteroid without life is NOT an example of an ecosystem. Likewise, natural ecosystems can look quite different from one another. Sonia Madaan is a writer and founding editor of science education blog EarthEclipse. An ecosystem can be huge, cutting across several nations, or it can be relatively small, such as the body of an animal, which is home to numerous microorganisms. Ecosystem, the complex of living organisms, their physical environment, and all their interrelationships in a particular unit of space. An ecosystem is a community of living and non-living things that work together – it consists of abiotic (soil, water, air) and biotic parts (flora, fauna). Earth Eclipse. Plants have adapted to surviving with insufficient water and extreme temperatures. It is also worth noting that rainforests have high humidity – about 88 percent and 77 percent in the wet and dry season, respectively. Ecosystem: Definition, Examples, Importance – All About Ecosystems Last modified on 17 th February 2020. Stars are NOT examples of ecosystems. Read on. Ecosystem, the complex of living organisms, their physical environment, and all their interrelationships in a particular unit of space. Freshwater ecosystems are home to various flora and fauna, including fish, insects, algae, amphibians, plankton, as well as various species of underwater plants. Various aquatic ecosystems can be found in stagnant or very slowly flowing waters. Ecosystems may be terrestrial – that is, on land – or aquatic. The ecosystem is the structural and functional unit of ecology where the living organisms interact with each other and the surrounding environment. We can describe ecosystems under two headings – natural ecosystems and unnatural ecosystems. Marine Sanctuaries Conservation Series ONMS-10-02. Conversely, natural ecosystems are self-sufficient, balanced ecological units, with a high proportion of native biodiversity and minimal human disruption. Taigas are a type of forest ecosystem located in the far northern regions of the world. 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