碌碌之人 发表于 2025-3-28 14:45:21
aging is one of the most important trends of the 20.th. and 21.st. centuries, and it is occurring worldwide, especially in more developed countries such as the United States. Population aging is more rapid in rural than urban areas of the U.S. In 2010, 15 percent of the nonmetropolitan compared to 1预测 发表于 2025-3-28 18:44:23
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Sydney Ferreira Santos,Flavio Ryoichi Nikkuni,Edson Antonio Ticianellialyze the rural areas of the planet in the context of Earth sciences. The handbook is so original in its plan that it actually de?nes what modern rural science is. The scheme followed, albeit new, is rooted in a venerable geographical tradition and presents a sensible balance between the academic an