Terra Preta for Carbon Reduction
Terra preta (or agrichar, as it is also sometimes called) is not a new concept, but it is probably unfamiliar to most readers. The term terra preta refers to rich black soils found in the Amazon. These soils are not natural, but were human-made, produced by the civilizations living in the region before the arrival of Western settlers. The terra preta has a high level of nutrients, with three times
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