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ã+  ¥ : 2026-06-09 08:11:22 |
ȸ 羲 ü纸
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ູ ø Ģ (13) -
/ rch2927@korea.com Է : 2013 06 07
 |  | | | ()췲 | ()ý ǥ̻ йڻ (junlee@moru.com)
. ټ ݿ ϰ äҰ ̱. ı ϴ 긶 踦 ÷߰ڴ.
ð ÿ.. 帶ö ó ڰ ִ. ÷ ݿ ä ڶ.. ϰ ð ǹ ̸ ϰ λ 谡 â̴. ÿ ð ε Ծ. 帶 dz 縦 ġ ߾ Ǿ.
ÿ þ. 5 38. ܿ 20 ̽ äҰ ´. Źó Ǫ ħ ø.. 丶 ̤ ִ.
ھ , ¾ ϸ ΰ Ѵ. 츮 ֹ濡, ָ ٴٸ ϴ ڿ, 忡.. Ǫ ִ.
1850 12 ̴ α йߴ ϰ Ǵ ̰ ֽϴ. 1950 25 α 70 Ѿ 2050 90 ̸ ϰ ֽϴ. α ް 츮 Ͽ ο ذؾ Դϴ. ߿ ϳ ѵ ۸ ұϰ η Һ İ ä Ĺ ϰ ã Դϴ.
BC 500 ŹٺδϾ ΰ(Nebuchadnezzar) 2 øƿ Ʈ ٿձ Ͽ ÷δ ִ ̷߽ϴ. ״ ȭ Ͽ (Medes) ձ ƹƼ(Amytis) պ Ͽµ, ϰ dz ڶ պ źϰ ʴ ٺп ǸϿ Ƹٿ ߽ϴ. պ ձ ߾ӿ â̰ Ƹٿ µ, 7 ҰǷ ¾ ٺ (The Hanging Gardens of Babylon) װԴϴ. Ǽ ٶ ó ܽ Ʒ ġ ߿ ִ ó δٰ մϴ. ΰ 2 Ͽ ó η ü Ʈ ְڽϴ.
1999 ̱ ÷ƴб ȯа ̿(Dickson D. Despommier) л ڵ Բ ̷ ķ ذå (Vertical Farming) Ͽϴ. ̶ ü ۹ ϴ ο ¸ ´ Դϴ. ̷κ 10 ̿ 忡 ũ ǰ , ̸ ǿȭ Ȱϰ ̷ ֽϴ. 翡 ִ پ ڵȭ Ͽ Ƿ, ϰ е ۹ ִ ֽϴ.
ȿ Ͽ ڵȭ , , LED Ȱǰ ֽϴ. ڵȭ ڵȭ Ͽ Ǿ Դ , 忡 Ĺ Ӽ ½ ڵ ϰų, Ȯ ۵ ϱ Ͽ Ȱǰ ֽϴ. ʰ 뼺 ӿ Ĺ Ű ̹ ̷ оԴϴ. ֱ ȿ ũ Ű ̷ ִ LED(Light Emitting Diode; ߱̿) ʴ 忡 ۹ ռ ΰ ϱ Ͽ ϰ Ȱǰ ֽϴ.
̷, ð 꼺 Ĺ Ǿ Ǵ η ķ ذϴ 谡 ְڽϴ. ü , ۹ ֽϴ.
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/ rch2927@korea.com  Է : 2013 06 07
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