剧情介绍
AccordingtotheUN,itispredictedthatthehumanpopulationcouldreachtenbillionpeoplebytheyear2050.ForbroadcasterandnaturalistChrisPackham,whohasdedicatedhislifetochampioningthenaturalworld,thesubjectofourgrowingpopulationandtheimpactitishavingonourplanetisoneofthemostvital–andoftenoverlooked–topicsofdiscussioninanera...