The sun s liveliness and the earth s raw materials start a series of plant producers in this case cognize as the herbivores consumers known as the carnivores , omnivores bacteria , fungi , and degraders which are the parasites that take back the natural waste of the producers and consumers back into the end Humans are basically among the omnivores where the plant producers and the animal consumers are food to each other with the micro organisms being inclusive (Lentz C , editor , 1998Generally the size of plants and animals is restricted by the resources procurable to consume , as well as the capability to contract accustomed to environmental stress caused by extreme brook , disease , or poisonous waste . Ecological systems are steadier , or are in equilibrium , when a great number or variety of plant and animal kind is present , rather than hardly any class in any place . Therefore , prairies are more alter and steady than most home farms or cornfields , whose single classes are extremely vulnerable to ecological stressors . Intercropping and crop alternation permit close to variety , although the varieties of the plant are limited (McCullough A Kirks A Wachs TD , 1990Human systems intervention through anthropology or natural features led to pagan ecology , political ecology and human ecology , as the entire process of understanding of environmental density grew . ethnical ecologists considered human cultures as a creation of desert , moderate forest , rain forest , and mountains where people live . each human tradition was characterized by...If you want to get a panoptic essay, order it on our website: Orderessay
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