Respuesta :
d.Human Populations
i belie e this because ecology is the study of how organisms are effected by other organisms and their surroundings, and due to the increase of human population i believe this started the study due to how animals are effected but our actions.
i belie e this because ecology is the study of how organisms are effected by other organisms and their surroundings, and due to the increase of human population i believe this started the study due to how animals are effected but our actions.