It means those that are around us, environment, environment. What surrounds us.
1º_ Environment, which surrounds something with which it is connected in some way. It is formed by the prefix en- torno ("turn, rodeo"). 2º_ Inflection of the verb to entornar . See verbs/environment .
refers to surroundings of the man, natural and created by the, who constitute immediate, near and distant habitat and is an integral part of its existence.