anthroposphere collective consciousness scale analytical tool ecological civilization references reading cohen j ''how many people earth support'' new york norton co dyball r newell b ''understanding human ecology systems approach sustainability'' london england routledge eisenberg e ''the ecology eden'' new york knopf hansson lo b jungen eds ''human responsibility global change'' g teborg sweden university g teborg hens l rj borden suzuki g caravello eds ''research human ecology interdisciplinary overview'' brussels belgium vrije universiteit brussel vub press marten gg
Social science Sociology Human ecology