- geochem plots
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геохимические диаграммы
English-Russian dictionary of geology. 2011.
English-Russian dictionary of geology. 2011.
Terra preta — (“dark soil” in Portuguese) refers to expanses of very dark, fertile anthropogenic soils found in the Amazon Basin. It owes its name to its very high charcoal content. It is also known as “Amazonian dark earth” or “Indian black earth”. In… … Wikipedia