Cedar Creek Ecosystem Science Reserve - United States of America
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The first 500 acres of CCESR were acquired in the early 1940s with the understanding that they would be kept in their natural condition and used for scientific and educational...
CCESR的首批500英亩土地于20世纪40年代早期购得，彼时约定该地块将维持其自然状态，并用于科学与教育……
