Natural resources, especially energy resources, are often considered vital to the process of economic development, with the availability of coal considered central for the nineteenth century. Clear...

中文翻译：

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因失败而成功？四个世纪寻找丹麦煤炭

自然资源，特别是能源，通常被认为对经济发展过程至关重要，而煤炭的供应被认为是 19 世纪的核心。清除...