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Davis Recycling Incorporated
1. the aggregate of surrounding things, conditions, or influences; surroundings; milieu.
2. Ecology. the air, water, minerals, organisms, and all other external factors surrounding and affecting a given organism at any time.
3. the social and cultural forces that shape the life of a person or a population.
4. 1603, "state of being environed" (see environs); sense of "nature, conditions in which a person or thing lives" first recorded 1827 (used by Carlyle to render Ger. Umgebung); specialized ecology sense first recorded 1956. Environmentalism was coined 1923 as a psychological term (in the nature vs. nurture debate); the ecological sense is 1972 (environmentalist in this sense is attested from 1970).
5. All of the biotic and abiotic factors that act on an organism, population, or ecological community and influence its survival and development. Biotic factors include the organisms themselves, their food, and their interactions. Abiotic factors include such items as sunlight, soil, air, water, climate, and pollution. Organisms respond to changes in their environment by evolutionary adaptations in form and behavior.
6. The complex of physical, chemical, and biotic factors (as climate, soil, and living things) that act upon an organism or an ecological community and ultimately determine its form and survival
7 The aggregate of social and cultural conditions that influence the life of an individual or community