environment
US /ɪnˈvaɪ.rə.mənt/
UK /ɪnˈvaɪ.rə.mənt/

1.
the surroundings or conditions in which a person, animal, or plant lives or operates
:
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The polar bear's natural environment is the Arctic.
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A healthy work environment is crucial for productivity.
2.
the natural world, as a whole or in a particular geographical area, especially as affected by human activity
:
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Protecting the environment is everyone's responsibility.
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Climate change is a major threat to the global environment.