Thu hoạch băng tan để cung cấp nước cho trồng trọt
Cập nhật: 13:54 10/03/2014 GMT+7
Nước ngọt đang trở nên ngày một khan hiếm, trong khi hiện tượng nóng lên toàn cầu đang làm tan băng ở hai cực của Trái Đất. Vì nghịch lý này, một nhóm các sinh viên kiến trúc đã nghĩ tới ý tưởng...
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