02/14 (週五)同時，還有更多都市人要研討的議題，包含〈人口數：不斷減少的 77 億人〉(7.7 Billion People and Counting)、〈挽救火星的美食〉(Feast to Save the Planet)、《完美星球：迷你影集》(A Perfect Planet: Minisodes) 等，讓觀眾們瞭解火星所面臨的生態環境困境及怎樣...
kết quả tìm kiếm Earth Medicine, English, tổng số 1 (mất {taketime} giây).
