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简介：

AccordingtotheUN,itispredictedthatthehumanpopulationcouldreachtenbillionpeoplebytheyear2050.ForbroadcasterandnaturalistChrisPackham,whohasdedicatedhislifetochampioningthenaturalworld,thesubjectofourgrowingpopulationandtheimpactitishavingonourplanetisoneofthemostvital–andoftenoverlooked–topicsofdiscussioninanera...