Environment (noun)

1. The surroundings or conditions in which a person, animal, or plant lives or operates.
2. The natural world, as a whole or in a particular geographical area, especially as affected by human activity.

Origin:

Late middle english: from french environnement, from environner "surround", based on latin circum "around".

Examples:

1. The environment is being damaged by pollution.
2. The environment must be protected for future generations.
3. The company is committed to reducing its impact on the environment.
4. The animals are adapted to the harsh environment of the desert.
5. The environment of the deep sea is very different from that of the shallow waters.