When it comes to the environment. Environment means the naturally occurring and man-made concrete and abstract. What you see with your eyes and not be visible. Living organisms and non-living things as well as the benefits and let the penalty.
When it comes to the environment Environment means The naturally occurring and man-made concrete and abstract. What you see with the eyes and can not see. Life and non-life As well as the beneficial and harmful.
When referring to environment means. What happened, natural and man-made, concrete and abstract What the eye can see. And creatures and no life. As well as what benefits and penalties.